example: add texture_filtering and texture_filtering_maple
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bbb.hpp
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bbb.hpp
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#include <cstdint>
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extern uint32_t _binary_bbb_data_start __asm("_binary_bbb_data_start");
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extern uint32_t _binary_bbb_data_end __asm("_binary_bbb_data_end");
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extern uint32_t _binary_bbb_data_size __asm("_binary_bbb_data_size");
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extern uint32_t _binary_bbb1_data_start __asm("_binary_bbb1_data_start");
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extern uint32_t _binary_bbb2_data_start __asm("_binary_bbb2_data_start");
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extern uint32_t _binary_bbb4_data_start __asm("_binary_bbb4_data_start");
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extern uint32_t _binary_bbb8_data_start __asm("_binary_bbb8_data_start");
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extern uint32_t _binary_bbb16_data_start __asm("_binary_bbb16_data_start");
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extern uint32_t _binary_bbb32_data_start __asm("_binary_bbb32_data_start");
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extern uint32_t _binary_bbb64_data_start __asm("_binary_bbb64_data_start");
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extern uint32_t _binary_bbb128_data_start __asm("_binary_bbb128_data_start");
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extern uint32_t _binary_bbb256_data_start __asm("_binary_bbb256_data_start");
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extern uint32_t _binary_bbb512_data_start __asm("_binary_bbb512_data_start");
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extern uint32_t _binary_bbb1024_data_start __asm("_binary_bbb1024_data_start");
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69
bbb1024.data
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bbb1024.data
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bbb128.data
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bbb128.data
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bbb16.data
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bbb16.data
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1
bbb256.data
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1
bbb256.data
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bbb32.data
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bbb32.data
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bbb512.data
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bbb512.data
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bbb64.data
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bbb64.data
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bbb8.data
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bbb8.data
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�灚�諃Vpx蹦𧿹��蒓�j仪v�鶌�殫f�銜��𠻻~𢳂�c椳苡�f馭jad�wr�r}Xv��g8ITI^oZNXv�\gNgwZe|VZj\D[c:SfE@P[ySQeFN`K@KIbt[{��/�+�/�,mn'mp$岊:圮2牧5噢6縍��'�,�3眛V衶=羱7陁#� 帑&眙9擘X
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example/ta_interrogation.cpp
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example/ta_interrogation.cpp
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#include <cstdint>
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#include "align.hpp"
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#include "memorymap.hpp"
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#include "holly/holly.hpp"
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#include "holly/core.hpp"
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#include "holly/core_bits.hpp"
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#include "holly/video_output.hpp"
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#include "holly/ta_bits.hpp"
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#include "holly/ta_parameter.hpp"
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#include "holly/ta_global_parameter.hpp"
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#include "holly/ta_vertex_parameter.hpp"
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#include "holly/ta_fifo_polygon_converter.hpp"
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#include "holly/isp_tsp.hpp"
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#include "holly/texture_memory_alloc.hpp"
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#include "holly/background.hpp"
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#include "holly/region_array.hpp"
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#include "sh7091/store_queue.hpp"
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#include "sh7091/serial.hpp"
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struct vertex {
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float x;
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float y;
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float z;
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};
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// screen space coordinates
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const struct vertex triangles[1][3] = {
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{
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{ 200.f, 360.f, 0.1f },
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{ 200.f, 120.f, 0.1f },
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{ 440.f, 120.f, 0.1f },
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},
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};
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void transform()
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{
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/*
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* QACR0 [4:2]: External address bits [28:26] corresponding to SQ0
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* QACR1 [4:2]: External address bits [28:26] corresponding to SQ1
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*/
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/* PREF instruction:
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*
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* [31:26]: 111000 Store queue specification
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* [25:6] : Address External memory address bits [25:6]
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* [5] : 0/1 0: SQ0 specification
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* 1: SQ1 specification and external memory address bit [5]
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* [4:2] : No meaning in a prefetch
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* [1:0] : Fixed at 0
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*/
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/* Store queue writes:
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* [31:26]: 111000 Store queue specification
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* [25:6] : Don’t care Used for external memory transfer/access right
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* [5] : 0/1 0: SQ0 specification
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* 1: SQ1 specification
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* [4:2] : Specifies longword position in SQ0/SQ1
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* [1:0] : Fixed at 0
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*/
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const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
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| para_control::list_type::opaque
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| obj_control::col_type::packed_color;
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const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
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| isp_tsp_instruction_word::culling_mode::no_culling;
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const uint32_t tsp_instruction_word = tsp_instruction_word::src_alpha_instr::one
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| tsp_instruction_word::dst_alpha_instr::zero
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| tsp_instruction_word::fog_control::no_fog;
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const uint32_t texture_control_word = 0;
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constexpr uint32_t base_color = 0xfff0f000;
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*reinterpret_cast<ta_global_parameter::polygon_type_0 *>(store_queue) =
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ta_global_parameter::polygon_type_0(parameter_control_word,
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isp_tsp_instruction_word,
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tsp_instruction_word,
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texture_control_word,
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0, // data_size_for_sort_dma
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0 // next_address_for_sort_dma
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);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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constexpr uint32_t strip_length = 3;
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for (uint32_t i = 0; i < strip_length; i++) {
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float x = triangles[0][i].x;
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float y = triangles[0][i].y;
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float z = triangles[0][i].z;
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bool end_of_strip = i == strip_length - 1;
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*reinterpret_cast<ta_vertex_parameter::polygon_type_0 *>(store_queue) =
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ta_vertex_parameter::polygon_type_0(polygon_vertex_parameter_control_word(end_of_strip),
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x, y, z,
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base_color
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);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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}
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*reinterpret_cast<ta_global_parameter::end_of_list *>(store_queue) =
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ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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}
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void transform2(ta_parameter_writer& parameter)
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{
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const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
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| para_control::list_type::opaque
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| obj_control::col_type::packed_color;
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const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
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| isp_tsp_instruction_word::culling_mode::no_culling;
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const uint32_t tsp_instruction_word = tsp_instruction_word::src_alpha_instr::one
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| tsp_instruction_word::dst_alpha_instr::zero
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| tsp_instruction_word::fog_control::no_fog;
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const uint32_t texture_control_word = 0;
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constexpr uint32_t base_color = 0xff0f00ff;
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parameter.append<ta_global_parameter::polygon_type_0>() =
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ta_global_parameter::polygon_type_0(parameter_control_word,
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isp_tsp_instruction_word,
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tsp_instruction_word,
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texture_control_word,
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0, // data_size_for_sort_dma
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0 // next_address_for_sort_dma
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);
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constexpr uint32_t strip_length = 3;
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for (uint32_t i = 0; i < strip_length; i++) {
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float x = triangles[0][i].x;
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float y = triangles[0][i].y;
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float z = triangles[0][i].z;
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bool end_of_strip = i == strip_length - 1;
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parameter.append<ta_vertex_parameter::polygon_type_0>() =
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ta_vertex_parameter::polygon_type_0(polygon_vertex_parameter_control_word(end_of_strip),
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x, y, z,
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base_color
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);
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}
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parameter.append<ta_global_parameter::end_of_list>() =
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ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
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}
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void init_texture_memory(const struct opb_size& opb_size)
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{
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region_array2(640 / 32, // width
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480 / 32, // height
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opb_size
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);
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background_parameter(0xff220000);
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}
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uint32_t _ta_parameter_buf[((32 * (10 + 2)) + 32) / 4];
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void ta_copy(uint32_t * address, uint32_t size)
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{
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uint64_t * src = (uint64_t*)address;
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uint64_t dst[size / 4];
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//"Available only when PR=0 and SZ=1"
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uint32_t fpscr = (1 << 20);
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asm volatile
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("lds %0,fpscr;"
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:
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: "r" (fpscr)
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: "memory");
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for (uint32_t i = 0; i < (size / 8); i++) {
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//uint64_t * dst = (uint64_t*)ta_fifo_polygon_converter;
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asm volatile
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("fmov @%0,xd0;"
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"fmov xd0,@%1;"
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: // output
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: "r" (&src[i]), "r"(&dst[0]) // input
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: "memory");
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}
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uint32_t * src32 = (uint32_t *)&src[0];
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uint32_t * dst32 = (uint32_t *)&dst[0];
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for (uint32_t i = 0; i < (size / 4); i++) {
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serial::integer<uint32_t>(src32[i], ' ');
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serial::integer<uint32_t>(dst32[i]);
|
||||
}
|
||||
//serial::string("done\n");
|
||||
}
|
||||
|
||||
void main()
|
||||
{
|
||||
video_output::set_mode_vga();
|
||||
|
||||
constexpr uint32_t ta_alloc = ta_alloc_ctrl::pt_opb::no_list
|
||||
| ta_alloc_ctrl::tm_opb::no_list
|
||||
| ta_alloc_ctrl::t_opb::no_list
|
||||
| ta_alloc_ctrl::om_opb::no_list
|
||||
| ta_alloc_ctrl::o_opb::_16x4byte;
|
||||
|
||||
constexpr struct opb_size opb_size = { .opaque = 16 * 4
|
||||
, .opaque_modifier = 0
|
||||
, .translucent = 0
|
||||
, .translucent_modifier = 0
|
||||
, .punch_through = 0
|
||||
};
|
||||
|
||||
holly.SOFTRESET = softreset::pipeline_soft_reset
|
||||
| softreset::ta_soft_reset;
|
||||
holly.SOFTRESET = 0;
|
||||
|
||||
core_init();
|
||||
init_texture_memory(opb_size);
|
||||
|
||||
uint32_t frame_ix = 0;
|
||||
|
||||
uint32_t * ta_parameter_buf = align_32byte(_ta_parameter_buf);
|
||||
auto parameter = ta_parameter_writer(ta_parameter_buf);
|
||||
|
||||
while (true) {
|
||||
ta_polygon_converter_init(opb_size.total(),
|
||||
ta_alloc,
|
||||
640 / 32,
|
||||
480 / 32);
|
||||
transform2(parameter);
|
||||
serial::string("BCR1 ");
|
||||
serial::integer<uint32_t>(sh7091.BSC.BCR1);
|
||||
serial::string("BCR2 ");
|
||||
serial::integer<uint32_t>(sh7091.BSC.BCR2);
|
||||
serial::string("MCR ");
|
||||
serial::integer<uint32_t>(sh7091.BSC.MCR);
|
||||
//break;
|
||||
ta_copy(ta_parameter_buf, parameter.offset);
|
||||
break;
|
||||
|
||||
ta_wait_opaque_list();
|
||||
serial::string("opaque\n");
|
||||
|
||||
core_start_render(frame_ix);
|
||||
core_wait_end_of_render_video();
|
||||
|
||||
while (!spg_status::vsync(holly.SPG_STATUS));
|
||||
core_flip(frame_ix);
|
||||
while (spg_status::vsync(holly.SPG_STATUS));
|
||||
|
||||
frame_ix = (frame_ix + 1) & 1;;
|
||||
|
||||
if (frame_ix > 10)
|
||||
break;
|
||||
}
|
||||
}
|
||||
366
example/texture_filtering.cpp
Normal file
366
example/texture_filtering.cpp
Normal file
@ -0,0 +1,366 @@
|
||||
#include <cstdint>
|
||||
|
||||
#include "align.hpp"
|
||||
|
||||
#include "holly/texture_memory_alloc.hpp"
|
||||
#include "holly/holly.hpp"
|
||||
#include "holly/core.hpp"
|
||||
#include "holly/core_bits.hpp"
|
||||
#include "holly/ta_fifo_polygon_converter.hpp"
|
||||
#include "holly/ta_parameter.hpp"
|
||||
#include "holly/ta_global_parameter.hpp"
|
||||
#include "holly/ta_vertex_parameter.hpp"
|
||||
#include "holly/ta_bits.hpp"
|
||||
#include "holly/isp_tsp.hpp"
|
||||
#include "holly/region_array.hpp"
|
||||
#include "holly/background.hpp"
|
||||
#include "holly/video_output.hpp"
|
||||
#include "memorymap.hpp"
|
||||
#include "twiddle.hpp"
|
||||
|
||||
#include "sh7091/serial.hpp"
|
||||
|
||||
#include "bbb.hpp"
|
||||
|
||||
struct vertex {
|
||||
float x;
|
||||
float y;
|
||||
float z;
|
||||
float u;
|
||||
float v;
|
||||
uint32_t color;
|
||||
};
|
||||
|
||||
const struct vertex strip_vertices[4] = {
|
||||
// [ position ] [ uv coordinates ] [color ]
|
||||
{ -0.5f, -0.5f, 0.f, 0.f, 0.f, 0xffffffff},
|
||||
{ 0.5f, -0.5f, 0.f, 1.f, 0.f, 0xffffffff},
|
||||
{ -0.5f, 0.5f, 0.f, 0.f, 1.f, 0xffffffff},
|
||||
{ 0.5f, 0.5f, 0.f, 1.f, 1.f, 0xffffffff},
|
||||
};
|
||||
constexpr uint32_t strip_length = (sizeof (strip_vertices)) / (sizeof (struct vertex));
|
||||
|
||||
static float theta = 0;
|
||||
constexpr float half_degree = 0.01745329f / 2.f;
|
||||
|
||||
namespace defaults {
|
||||
//constexpr uint32_t parameter_control_word = para_control::para_type::sprite
|
||||
constexpr uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
|
||||
| obj_control::col_type::packed_color
|
||||
| obj_control::texture
|
||||
;
|
||||
//| obj_control::_16bit_uv;
|
||||
|
||||
constexpr uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
|
||||
| isp_tsp_instruction_word::culling_mode::no_culling;
|
||||
|
||||
constexpr uint32_t tsp_instruction_word = tsp_instruction_word::src_select::primary_accumulation_buffer
|
||||
| tsp_instruction_word::dst_select::primary_accumulation_buffer
|
||||
| tsp_instruction_word::fog_control::no_fog
|
||||
| tsp_instruction_word::texture_u_size::_1024
|
||||
| tsp_instruction_word::texture_v_size::_1024;
|
||||
|
||||
constexpr uint32_t texture_address = texture_memory_alloc::texture.start;
|
||||
constexpr uint32_t texture_control_word = texture_control_word::mip_mapped
|
||||
| texture_control_word::pixel_format::_565
|
||||
| texture_control_word::scan_order::twiddled
|
||||
| texture_control_word::texture_address(texture_address / 8);
|
||||
}
|
||||
|
||||
void append_parameter(ta_parameter_writer& parameter,
|
||||
const uint32_t parameter_control_word,
|
||||
const uint32_t isp_tsp_instruction_word,
|
||||
const uint32_t tsp_instruction_word,
|
||||
const uint32_t texture_control_word)
|
||||
{
|
||||
parameter.append<ta_global_parameter::polygon_type_0>() =
|
||||
ta_global_parameter::polygon_type_0(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
0, // data_size_for_sort_dma
|
||||
0 // next_address_for_sort_dma
|
||||
);
|
||||
|
||||
/*
|
||||
constexpr uint32_t base_color = 0xffff0000;
|
||||
parameter.append<ta_global_parameter::sprite>() =
|
||||
ta_global_parameter::sprite(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
base_color,
|
||||
0, // offset_color
|
||||
0, // data_size_for_sort_dma
|
||||
0); // next_address_for_sort_dma
|
||||
*/
|
||||
}
|
||||
|
||||
void append_point_sampled(ta_parameter_writer& parameter)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::point_sampled;
|
||||
|
||||
const uint32_t texture_control_word = defaults::texture_control_word;
|
||||
|
||||
append_parameter(parameter, parameter_control_word, isp_tsp_instruction_word, tsp_instruction_word, texture_control_word);
|
||||
}
|
||||
|
||||
void append_bilinear(ta_parameter_writer& parameter)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::bilinear_filter;
|
||||
|
||||
const uint32_t texture_control_word = defaults::texture_control_word;
|
||||
|
||||
append_parameter(parameter, parameter_control_word, isp_tsp_instruction_word, tsp_instruction_word, texture_control_word);
|
||||
}
|
||||
|
||||
void append_trilinear_pass_a(ta_parameter_writer& parameter)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::trilinear_pass_a;
|
||||
|
||||
const uint32_t texture_control_word = defaults::texture_control_word;
|
||||
|
||||
append_parameter(parameter, parameter_control_word, isp_tsp_instruction_word, tsp_instruction_word, texture_control_word);
|
||||
}
|
||||
|
||||
void append_trilinear_pass_b(ta_parameter_writer& parameter)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::translucent;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::one
|
||||
| tsp_instruction_word::filter_mode::trilinear_pass_b;
|
||||
|
||||
const uint32_t texture_control_word = defaults::texture_control_word;
|
||||
|
||||
append_parameter(parameter, parameter_control_word, isp_tsp_instruction_word, tsp_instruction_word, texture_control_word);
|
||||
}
|
||||
|
||||
enum class filter_type {
|
||||
point_sampled,
|
||||
bilinear,
|
||||
trilinear_pass_a,
|
||||
trilinear_pass_b,
|
||||
};
|
||||
|
||||
void transform(ta_parameter_writer& parameter,
|
||||
const vertex * strip_vertices,
|
||||
const uint32_t strip_length,
|
||||
enum filter_type filter
|
||||
)
|
||||
{
|
||||
switch (filter) {
|
||||
case filter_type::point_sampled: append_point_sampled(parameter); break;
|
||||
case filter_type::bilinear: append_bilinear(parameter); break;
|
||||
case filter_type::trilinear_pass_a: append_trilinear_pass_a(parameter); break;
|
||||
case filter_type::trilinear_pass_b: append_trilinear_pass_b(parameter); break;
|
||||
}
|
||||
|
||||
//struct vertex v[strip_length];
|
||||
|
||||
for (uint32_t i = 0; i < strip_length; i++) {
|
||||
float x = strip_vertices[i].x;
|
||||
float y = strip_vertices[i].y;
|
||||
float z = strip_vertices[i].z;
|
||||
float x1;
|
||||
|
||||
x1 = x * __builtin_cosf(theta / 5.f) - z * __builtin_sinf(theta / 5.f);
|
||||
z = x * __builtin_sinf(theta / 5.f) + z * __builtin_cosf(theta / 5.f);
|
||||
x = x1;
|
||||
|
||||
x *= 1024.f * (__builtin_cosf(theta / 10.f) + 1.0f);
|
||||
y *= 1024.f * (__builtin_cosf(theta / 10.f) + 1.0f);
|
||||
x += 320.f;
|
||||
y += 240.f;
|
||||
z = 1.f / (z + 10.f);
|
||||
|
||||
bool end_of_strip = i == strip_length - 1;
|
||||
parameter.append<ta_vertex_parameter::polygon_type_3>() =
|
||||
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
|
||||
x, y, z,
|
||||
strip_vertices[i].u,
|
||||
strip_vertices[i].v,
|
||||
strip_vertices[i].color,
|
||||
0 // offset_color
|
||||
);
|
||||
/*
|
||||
v[i].x = x;
|
||||
v[i].y = y;
|
||||
v[i].z = z;
|
||||
v[i].u = strip_vertices[i].u;
|
||||
v[i].v = strip_vertices[i].v;
|
||||
*/
|
||||
}
|
||||
|
||||
/*
|
||||
parameter.append<ta_vertex_parameter::sprite_type_1>() =
|
||||
ta_vertex_parameter::sprite_type_1(para_control::para_type::vertex_parameter,
|
||||
v[0].x,
|
||||
v[0].y,
|
||||
v[0].z,
|
||||
v[1].x,
|
||||
v[1].y,
|
||||
v[1].z,
|
||||
v[2].x,
|
||||
v[2].y,
|
||||
v[2].z,
|
||||
v[3].x,
|
||||
v[3].y,
|
||||
uv_16bit(v[0].u, v[0].v),
|
||||
uv_16bit(v[1].u, v[1].v),
|
||||
uv_16bit(v[2].u, v[2].v));
|
||||
*/
|
||||
|
||||
parameter.append<ta_global_parameter::end_of_list>() = ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
|
||||
}
|
||||
|
||||
void init_texture_memory(const struct opb_size& opb_size)
|
||||
{
|
||||
region_array2(640 / 32, // width
|
||||
480 / 32, // height
|
||||
opb_size
|
||||
);
|
||||
|
||||
background_parameter(0xff00ff00);
|
||||
}
|
||||
|
||||
uint8_t const * const mips[] = {
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb1_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb2_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb4_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb8_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb16_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb32_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb64_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb128_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb256_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb512_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb1024_data_start)
|
||||
};
|
||||
|
||||
void _copy_bbb_texture(uint32_t dst_offset, uint8_t const * const src, uint32_t mip)
|
||||
{
|
||||
auto area = mip * mip;
|
||||
uint16_t temp[area];
|
||||
for (uint32_t px = 0; px < area; px++) {
|
||||
uint8_t r = src[px * 3 + 0];
|
||||
uint8_t g = src[px * 3 + 1];
|
||||
uint8_t b = src[px * 3 + 2];
|
||||
|
||||
uint16_t rgb565 = ((r / 8) << 11) | ((g / 4) << 5) | ((b / 8) << 0);
|
||||
temp[px] = rgb565;
|
||||
}
|
||||
|
||||
auto texture = reinterpret_cast<volatile uint16_t *>(&texture_memory64[texture_memory_alloc::texture.start / 4]);
|
||||
auto dst = &texture[dst_offset / 2];
|
||||
twiddle::texture(dst, temp, mip, mip);
|
||||
}
|
||||
|
||||
void copy_bbb_texture()
|
||||
{
|
||||
uint32_t dst_offset = 6;
|
||||
uint32_t ix = 0;
|
||||
for (uint32_t mip = 1; mip <= 1024; mip *= 2) {
|
||||
_copy_bbb_texture(dst_offset, mips[ix], mip);
|
||||
ix += 1;
|
||||
dst_offset += mip * mip * 2;
|
||||
}
|
||||
}
|
||||
|
||||
uint32_t _ta_parameter_buf[((32 * (strip_length + 2)) + 32) / 4];
|
||||
|
||||
void main()
|
||||
{
|
||||
video_output::set_mode_vga();
|
||||
holly.TEXT_CONTROL = text_control::bank_bit(0);
|
||||
|
||||
// The address of `ta_parameter_buf` must be a multiple of 32 bytes.
|
||||
// This is mandatory for ch2-dma to the ta fifo polygon converter.
|
||||
uint32_t * ta_parameter_buf = align_32byte(_ta_parameter_buf);
|
||||
|
||||
constexpr uint32_t ta_alloc = ta_alloc_ctrl::pt_opb::no_list
|
||||
| ta_alloc_ctrl::tm_opb::no_list
|
||||
//| ta_alloc_ctrl::t_opb::_16x4byte
|
||||
| ta_alloc_ctrl::om_opb::no_list
|
||||
| ta_alloc_ctrl::o_opb::_16x4byte
|
||||
;
|
||||
|
||||
constexpr struct opb_size opb_size = { .opaque = 16 * 4
|
||||
, .opaque_modifier = 0
|
||||
//, .translucent = 16 * 4
|
||||
, .translucent_modifier = 0
|
||||
, .punch_through = 0
|
||||
};
|
||||
|
||||
holly.SOFTRESET = softreset::pipeline_soft_reset
|
||||
| softreset::ta_soft_reset;
|
||||
holly.SOFTRESET = 0;
|
||||
|
||||
core_init();
|
||||
init_texture_memory(opb_size);
|
||||
copy_bbb_texture();
|
||||
|
||||
uint32_t frame_ix = 0;
|
||||
|
||||
while (true) {
|
||||
ta_polygon_converter_init(opb_size.total(),
|
||||
ta_alloc,
|
||||
640 / 32,
|
||||
480 / 32);
|
||||
|
||||
{
|
||||
auto parameter = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter, strip_vertices, strip_length, filter_type::trilinear_pass_a);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter.offset);
|
||||
ta_wait_opaque_list();
|
||||
}
|
||||
|
||||
/*
|
||||
{
|
||||
auto parameter = ta_parameter_writer(ta_parameter_buf);
|
||||
parameter.append<ta_global_parameter::end_of_list>() = ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
|
||||
//transform(parameter, strip_vertices, strip_length, filter_type::trilinear_pass_b);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter.offset);
|
||||
ta_wait_translucent_list();
|
||||
}
|
||||
*/
|
||||
|
||||
core_start_render(frame_ix);
|
||||
core_wait_end_of_render_video();
|
||||
|
||||
while (!spg_status::vsync(holly.SPG_STATUS));
|
||||
core_flip(frame_ix);
|
||||
while (spg_status::vsync(holly.SPG_STATUS));
|
||||
|
||||
theta += half_degree;
|
||||
frame_ix = (frame_ix + 1) & 1;
|
||||
}
|
||||
}
|
||||
701
example/texture_filtering_maple.cpp
Normal file
701
example/texture_filtering_maple.cpp
Normal file
@ -0,0 +1,701 @@
|
||||
#include <cstdint>
|
||||
#include <bit>
|
||||
|
||||
#include "align.hpp"
|
||||
|
||||
#include "holly/texture_memory_alloc.hpp"
|
||||
#include "holly/holly.hpp"
|
||||
#include "holly/core.hpp"
|
||||
#include "holly/core_bits.hpp"
|
||||
#include "holly/ta_fifo_polygon_converter.hpp"
|
||||
#include "holly/ta_parameter.hpp"
|
||||
#include "holly/ta_global_parameter.hpp"
|
||||
#include "holly/ta_vertex_parameter.hpp"
|
||||
#include "holly/ta_bits.hpp"
|
||||
#include "holly/isp_tsp.hpp"
|
||||
#include "holly/region_array.hpp"
|
||||
#include "holly/background.hpp"
|
||||
#include "holly/video_output.hpp"
|
||||
#include "memorymap.hpp"
|
||||
#include "twiddle.hpp"
|
||||
#include "palette.hpp"
|
||||
|
||||
#include "maple/maple.hpp"
|
||||
#include "maple/maple_impl.hpp"
|
||||
#include "maple/maple_bus_bits.hpp"
|
||||
#include "maple/maple_bus_commands.hpp"
|
||||
#include "maple/maple_bus_ft0.hpp"
|
||||
|
||||
#include "font/font_bitmap.hpp"
|
||||
#include "verite_8x16.hpp"
|
||||
|
||||
#include "sh7091/serial.hpp"
|
||||
|
||||
#include "bbb.hpp"
|
||||
|
||||
struct vertex {
|
||||
float x;
|
||||
float y;
|
||||
float z;
|
||||
float u;
|
||||
float v;
|
||||
uint32_t color;
|
||||
};
|
||||
|
||||
const struct vertex strip_vertices[4] = {
|
||||
// [ position ] [ uv coordinates ] [color ]
|
||||
{ -0.5f, 0.5f, 0.f, 0.f , 127.f/128.f, 0xffffffff}, // the first two base colors in a
|
||||
{ -0.5f, -0.5f, 0.f, 0.f , 0.f , 0xffffffff}, // non-Gouraud triangle strip are ignored
|
||||
{ 0.5f, 0.5f, 0.f, 127.f/128.f, 127.f/128.f, 0xffffffff},
|
||||
{ 0.5f, -0.5f, 0.f, 127.f/128.f, 0.f , 0xffffffff},
|
||||
};
|
||||
constexpr uint32_t strip_length = (sizeof (strip_vertices)) / (sizeof (struct vertex));
|
||||
|
||||
constexpr float half_degree = 0.01745329f / 2.f;
|
||||
|
||||
namespace defaults {
|
||||
constexpr uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
|
||||
| obj_control::col_type::packed_color
|
||||
| obj_control::texture;
|
||||
|
||||
constexpr uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
|
||||
| isp_tsp_instruction_word::culling_mode::no_culling;
|
||||
|
||||
constexpr uint32_t tsp_instruction_word = tsp_instruction_word::src_select::primary_accumulation_buffer
|
||||
| tsp_instruction_word::dst_select::primary_accumulation_buffer
|
||||
| tsp_instruction_word::fog_control::no_fog;
|
||||
|
||||
constexpr uint32_t texture_control_word = texture_control_word::pixel_format::_565
|
||||
| texture_control_word::scan_order::twiddled;
|
||||
}
|
||||
|
||||
void append_point_sampled(ta_parameter_writer& parameter, uint32_t texture_control_word, uint32_t size)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::point_sampled
|
||||
| tsp_instruction_word::texture_u_size::from_int(size)
|
||||
| tsp_instruction_word::texture_v_size::from_int(size);
|
||||
|
||||
parameter.append<ta_global_parameter::polygon_type_0>() =
|
||||
ta_global_parameter::polygon_type_0(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
0, // data_size_for_sort_dma
|
||||
0 // next_address_for_sort_dma
|
||||
);
|
||||
}
|
||||
|
||||
void append_bilinear(ta_parameter_writer& parameter, uint32_t texture_control_word, uint32_t size)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::bilinear_filter
|
||||
| tsp_instruction_word::texture_u_size::from_int(size)
|
||||
| tsp_instruction_word::texture_v_size::from_int(size);
|
||||
|
||||
parameter.append<ta_global_parameter::polygon_type_0>() =
|
||||
ta_global_parameter::polygon_type_0(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
0, // data_size_for_sort_dma
|
||||
0 // next_address_for_sort_dma
|
||||
);
|
||||
}
|
||||
|
||||
void append_trilinear_pass_a(ta_parameter_writer& parameter, uint32_t texture_control_word, uint32_t size)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::opaque;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::zero
|
||||
| tsp_instruction_word::filter_mode::trilinear_pass_a
|
||||
| tsp_instruction_word::texture_u_size::from_int(size)
|
||||
| tsp_instruction_word::texture_v_size::from_int(size);
|
||||
|
||||
parameter.append<ta_global_parameter::polygon_type_0>() =
|
||||
ta_global_parameter::polygon_type_0(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
0, // data_size_for_sort_dma
|
||||
0 // next_address_for_sort_dma
|
||||
);
|
||||
}
|
||||
|
||||
void append_trilinear_pass_b(ta_parameter_writer& parameter, uint32_t texture_control_word, uint32_t size)
|
||||
{
|
||||
const uint32_t parameter_control_word = defaults::parameter_control_word
|
||||
| para_control::list_type::translucent;
|
||||
|
||||
const uint32_t isp_tsp_instruction_word = defaults::isp_tsp_instruction_word;
|
||||
|
||||
const uint32_t tsp_instruction_word = defaults::tsp_instruction_word
|
||||
| tsp_instruction_word::src_alpha_instr::one
|
||||
| tsp_instruction_word::dst_alpha_instr::one
|
||||
| tsp_instruction_word::filter_mode::trilinear_pass_b
|
||||
| tsp_instruction_word::texture_u_size::from_int(size)
|
||||
| tsp_instruction_word::texture_v_size::from_int(size);
|
||||
|
||||
parameter.append<ta_global_parameter::polygon_type_0>() =
|
||||
ta_global_parameter::polygon_type_0(parameter_control_word,
|
||||
isp_tsp_instruction_word,
|
||||
tsp_instruction_word,
|
||||
texture_control_word,
|
||||
0, // data_size_for_sort_dma
|
||||
0 // next_address_for_sort_dma
|
||||
);
|
||||
}
|
||||
|
||||
uint8_t const * const mips[] = {
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb1_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb2_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb4_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb8_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb16_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb32_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb64_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb128_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb256_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb512_data_start),
|
||||
reinterpret_cast<uint8_t *>(&_binary_bbb1024_data_start)
|
||||
};
|
||||
|
||||
void _copy_bbb_texture(uint32_t dst_offset, uint8_t const * const src, uint32_t mip)
|
||||
{
|
||||
auto area = mip * mip;
|
||||
uint16_t temp[area];
|
||||
for (uint32_t px = 0; px < area; px++) {
|
||||
uint8_t r = src[px * 3 + 0];
|
||||
uint8_t g = src[px * 3 + 1];
|
||||
uint8_t b = src[px * 3 + 2];
|
||||
|
||||
uint16_t rgb565 = ((r / 8) << 11) | ((g / 4) << 5) | ((b / 8) << 0);
|
||||
temp[px] = rgb565;
|
||||
}
|
||||
|
||||
auto texture = reinterpret_cast<volatile uint16_t *>(&texture_memory64[texture_memory_alloc::texture.start / 4]);
|
||||
auto dst = &texture[dst_offset / 2];
|
||||
twiddle::texture(dst, temp, mip, mip);
|
||||
}
|
||||
|
||||
uint32_t copy_bbb_texture(uint32_t top)
|
||||
{
|
||||
uint32_t dst_offset = top + 6;
|
||||
uint32_t ix = 0;
|
||||
for (uint32_t mip = 1; mip <= 1024; mip *= 2) {
|
||||
_copy_bbb_texture(dst_offset, mips[ix], mip);
|
||||
ix += 1;
|
||||
dst_offset += mip * mip * 2;
|
||||
}
|
||||
return dst_offset;
|
||||
}
|
||||
|
||||
uint32_t _command_buf[(1024 + 32) / 4];
|
||||
uint32_t _receive_buf[(1024 + 32) / 4];
|
||||
|
||||
struct button_state {
|
||||
bool ra;
|
||||
bool la;
|
||||
bool da;
|
||||
bool ua;
|
||||
bool a;
|
||||
bool b;
|
||||
bool x;
|
||||
bool y;
|
||||
bool start;
|
||||
|
||||
void reset()
|
||||
{
|
||||
ra = la = da = ua = 0;
|
||||
a = b = x = y = 0;
|
||||
start = 0;
|
||||
}
|
||||
};
|
||||
|
||||
void do_get_condition(uint32_t * command_buf,
|
||||
uint32_t * receive_buf,
|
||||
button_state& buttons)
|
||||
{
|
||||
using command_type = get_condition;
|
||||
using response_type = data_transfer<ft0::data_transfer::data_format>;
|
||||
|
||||
get_condition::data_fields data_fields = {
|
||||
.function_type = std::byteswap(function_type::controller)
|
||||
};
|
||||
|
||||
const uint32_t command_size = maple::init_host_command_all_ports<command_type, response_type>(command_buf, receive_buf,
|
||||
data_fields);
|
||||
using host_response_type = struct maple::command_response<response_type::data_fields>;
|
||||
auto host_response = reinterpret_cast<host_response_type *>(receive_buf);
|
||||
|
||||
maple::dma_start(command_buf, command_size,
|
||||
receive_buf, maple::sizeof_command(host_response));
|
||||
|
||||
buttons.reset();
|
||||
|
||||
for (uint8_t port = 0; port < 4; port++) {
|
||||
auto& bus_data = host_response[port].bus_data;
|
||||
if (bus_data.command_code != response_type::command_code) {
|
||||
return;
|
||||
}
|
||||
auto& data_fields = bus_data.data_fields;
|
||||
if ((data_fields.function_type & std::byteswap(function_type::controller)) == 0) {
|
||||
return;
|
||||
}
|
||||
|
||||
buttons.ra |= ft0::data_transfer::digital_button::ra(data_fields.data.digital_button) == 0;
|
||||
buttons.la |= ft0::data_transfer::digital_button::la(data_fields.data.digital_button) == 0;
|
||||
buttons.da |= ft0::data_transfer::digital_button::da(data_fields.data.digital_button) == 0;
|
||||
buttons.ua |= ft0::data_transfer::digital_button::ua(data_fields.data.digital_button) == 0;
|
||||
|
||||
buttons.a |= ft0::data_transfer::digital_button::a(data_fields.data.digital_button) == 0;
|
||||
buttons.b |= ft0::data_transfer::digital_button::b(data_fields.data.digital_button) == 0;
|
||||
buttons.x |= ft0::data_transfer::digital_button::x(data_fields.data.digital_button) == 0;
|
||||
buttons.y |= ft0::data_transfer::digital_button::y(data_fields.data.digital_button) == 0;
|
||||
|
||||
buttons.start |= ft0::data_transfer::digital_button::start(data_fields.data.digital_button) == 0;
|
||||
}
|
||||
}
|
||||
|
||||
uint32_t _ta_parameter_buf[((32 * (strip_length + 2)) + 32) / 4];
|
||||
|
||||
struct mipmap_state {
|
||||
enum type : int {
|
||||
disabled,
|
||||
enabled
|
||||
};
|
||||
};
|
||||
|
||||
static char const * const mipmap_state_names[] = {
|
||||
[mipmap_state::disabled] = "mipmap disabled",
|
||||
[mipmap_state::enabled] = "mipmap enabled"
|
||||
};
|
||||
|
||||
struct filter_state {
|
||||
enum type : int {
|
||||
point_sampled,
|
||||
bilinear,
|
||||
trilinear_a_b,
|
||||
trilinear_a,
|
||||
trilinear_b
|
||||
};
|
||||
};
|
||||
|
||||
static char const * const filter_state_names[] = {
|
||||
[filter_state::point_sampled] = "point sampled",
|
||||
[filter_state::bilinear] = "bilinear",
|
||||
[filter_state::trilinear_a_b] = "trilinear pass A and B",
|
||||
[filter_state::trilinear_a] = "trilinear pass A only",
|
||||
[filter_state::trilinear_b] = "trilinear pass B only"
|
||||
};
|
||||
|
||||
struct demo_state {
|
||||
mipmap_state::type mipmap;
|
||||
filter_state::type filter;
|
||||
float y_axis_rotate;
|
||||
float scale;
|
||||
int32_t size;
|
||||
};
|
||||
|
||||
bool has_translucent(filter_state::type filter)
|
||||
{
|
||||
switch (filter) {
|
||||
default: [[fallthrough]];
|
||||
case filter_state::point_sampled: return false;
|
||||
case filter_state::bilinear: return false;
|
||||
case filter_state::trilinear_a_b: return true;
|
||||
case filter_state::trilinear_a: return false;
|
||||
case filter_state::trilinear_b: return true;
|
||||
}
|
||||
}
|
||||
|
||||
bool has_opaque(filter_state::type filter)
|
||||
{
|
||||
switch (filter) {
|
||||
default: [[fallthrough]];
|
||||
case filter_state::point_sampled: return true;
|
||||
case filter_state::bilinear: return true;
|
||||
case filter_state::trilinear_a_b: return true;
|
||||
case filter_state::trilinear_a: return true;
|
||||
case filter_state::trilinear_b: return false;
|
||||
}
|
||||
}
|
||||
|
||||
uint32_t get_ta_alloc(filter_state::type filter)
|
||||
{
|
||||
return
|
||||
ta_alloc_ctrl::pt_opb::_16x4byte
|
||||
| ta_alloc_ctrl::tm_opb::no_list
|
||||
| (has_translucent(filter) ? ta_alloc_ctrl::t_opb::_16x4byte : ta_alloc_ctrl::t_opb::no_list)
|
||||
| ta_alloc_ctrl::om_opb::no_list
|
||||
| (has_opaque(filter) ? ta_alloc_ctrl::o_opb::_16x4byte : ta_alloc_ctrl::o_opb::no_list)
|
||||
;
|
||||
}
|
||||
|
||||
struct opb_size get_opb_size(filter_state::type filter)
|
||||
{
|
||||
return
|
||||
{ .opaque = has_opaque(filter) ? 16u * 4 : 0
|
||||
, .opaque_modifier = 0
|
||||
, .translucent = has_translucent(filter) ? 16u * 4 : 0
|
||||
, .translucent_modifier = 0
|
||||
, .punch_through = 16 * 4
|
||||
};
|
||||
}
|
||||
|
||||
enum struct filter_type {
|
||||
point_sampled,
|
||||
bilinear,
|
||||
trilinear_pass_a,
|
||||
trilinear_pass_b,
|
||||
};
|
||||
|
||||
const uint32_t mip_offset[] = {
|
||||
0x00006, // 1
|
||||
0x00008, // 2
|
||||
0x00010, // 4
|
||||
0x00030, // 8
|
||||
0x000b0, // 16
|
||||
0x002b0, // 32
|
||||
0x00ab0, // 64
|
||||
0x02ab0, // 128
|
||||
0x0aab0, // 256
|
||||
0x2aab0, // 512
|
||||
0xaaab0, // 1024
|
||||
};
|
||||
|
||||
const char * texture_size_names[] = {
|
||||
"1x1",
|
||||
"2x2",
|
||||
"4x4",
|
||||
"8x8",
|
||||
"16x16",
|
||||
"32x32",
|
||||
"64x64",
|
||||
"128x128",
|
||||
"256x256",
|
||||
"512x512",
|
||||
"1024x1024"
|
||||
};
|
||||
|
||||
uint32_t get_texture_control_word(const uint32_t bbb_offset, mipmap_state::type mipmap, int32_t size)
|
||||
{
|
||||
const uint32_t texture_address = texture_memory_alloc::texture.start + bbb_offset;
|
||||
|
||||
switch (mipmap) {
|
||||
default: [[fallthrough]];
|
||||
case mipmap_state::enabled:
|
||||
return defaults::texture_control_word
|
||||
| texture_control_word::texture_address(texture_address / 8)
|
||||
| texture_control_word::mip_mapped;
|
||||
|
||||
case mipmap_state::disabled:
|
||||
return defaults::texture_control_word
|
||||
| texture_control_word::texture_address((texture_address + mip_offset[size]) / 8);
|
||||
}
|
||||
}
|
||||
|
||||
void transform(ta_parameter_writer& parameter,
|
||||
const vertex * strip_vertices,
|
||||
const uint32_t strip_length,
|
||||
const enum filter_type filter,
|
||||
const demo_state& state,
|
||||
uint32_t bbb_offset
|
||||
)
|
||||
{
|
||||
const uint32_t texture_control_word = get_texture_control_word(bbb_offset, state.mipmap, state.size);
|
||||
|
||||
switch (filter) {
|
||||
case filter_type::point_sampled: append_point_sampled( parameter, texture_control_word, (1 << state.size)); break;
|
||||
case filter_type::bilinear: append_bilinear( parameter, texture_control_word, (1 << state.size)); break;
|
||||
case filter_type::trilinear_pass_a: append_trilinear_pass_a(parameter, texture_control_word, (1 << state.size)); break;
|
||||
case filter_type::trilinear_pass_b: append_trilinear_pass_b(parameter, texture_control_word, (1 << state.size)); break;
|
||||
}
|
||||
|
||||
for (uint32_t i = 0; i < strip_length; i++) {
|
||||
float x = strip_vertices[i].x;
|
||||
float y = strip_vertices[i].y;
|
||||
float z = strip_vertices[i].z;
|
||||
float x1;
|
||||
|
||||
x1 = x * __builtin_cosf(state.y_axis_rotate) - z * __builtin_sinf(state.y_axis_rotate);
|
||||
z = x * __builtin_sinf(state.y_axis_rotate) + z * __builtin_cosf(state.y_axis_rotate);
|
||||
x = x1;
|
||||
|
||||
x *= state.scale;
|
||||
y *= state.scale;
|
||||
x += 320.f;
|
||||
y += 240.f;
|
||||
z = 1.f / (z + 10.f);
|
||||
|
||||
bool end_of_strip = i == strip_length - 1;
|
||||
parameter.append<ta_vertex_parameter::polygon_type_3>() =
|
||||
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
|
||||
x, y, z,
|
||||
strip_vertices[i].u,
|
||||
strip_vertices[i].v,
|
||||
strip_vertices[i].color,
|
||||
0 // offset_color
|
||||
);
|
||||
}
|
||||
|
||||
parameter.append<ta_global_parameter::end_of_list>() = ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
|
||||
}
|
||||
|
||||
void update_state(button_state& prev, button_state& next, demo_state& state)
|
||||
{
|
||||
/* key bindings:
|
||||
|
||||
x: previous texture size
|
||||
y: next texture size
|
||||
|
||||
a: previous filter state
|
||||
b: next filter state
|
||||
|
||||
up: enlarge scale
|
||||
down: reduce scale
|
||||
left: rotate Y axis -
|
||||
right: rotate Y axis +
|
||||
|
||||
start: toggle mipmap
|
||||
*/
|
||||
|
||||
if ((next.start == true) && (next.start != prev.start)) {
|
||||
if (state.mipmap == mipmap_state::disabled) state.mipmap = mipmap_state::enabled;
|
||||
else state.mipmap = mipmap_state::disabled;
|
||||
}
|
||||
if ((next.x == true) && (next.x != prev.x)) {
|
||||
state.size -= 1;
|
||||
if (state.size < 3) state.size = 10;
|
||||
}
|
||||
if ((next.y == true) && (next.y != prev.y)) {
|
||||
state.size += 1;
|
||||
if (state.size > 10) state.size = 3;
|
||||
}
|
||||
if ((next.a == true) && (next.a != prev.a)) {
|
||||
state.filter = static_cast<filter_state::type>(state.filter - 1);
|
||||
if (state.filter < filter_state::point_sampled) state.filter = filter_state::trilinear_b;
|
||||
}
|
||||
if ((next.b == true) && (next.b != prev.b)) {
|
||||
state.filter = static_cast<filter_state::type>(state.filter + 1);
|
||||
if (state.filter > filter_state::trilinear_b) state.filter = filter_state::point_sampled;
|
||||
}
|
||||
|
||||
if (next.la == true) {
|
||||
state.y_axis_rotate -= half_degree;
|
||||
}
|
||||
if (next.ra == true) {
|
||||
state.y_axis_rotate += half_degree;
|
||||
}
|
||||
if (next.ua == true) {
|
||||
state.scale += 1.0f;
|
||||
}
|
||||
if (next.da == true) {
|
||||
state.scale -= 1.0f;
|
||||
}
|
||||
}
|
||||
|
||||
void transform_hud(ta_parameter_writer& parameter, const demo_state& state)
|
||||
{
|
||||
int row = 0;
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 2 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
"(X/Y)", 5,
|
||||
para_control::list_type::punch_through);
|
||||
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 8 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
texture_size_names[state.size], -1,
|
||||
para_control::list_type::punch_through);
|
||||
row++;
|
||||
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 2 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
"(A/B)", 5,
|
||||
para_control::list_type::punch_through);
|
||||
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 8 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
filter_state_names[state.filter], -1,
|
||||
para_control::list_type::punch_through);
|
||||
row++;
|
||||
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 0 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
"(start)", 7,
|
||||
para_control::list_type::punch_through);
|
||||
|
||||
font_bitmap::transform_string(parameter,
|
||||
8, 16, // texture
|
||||
8, 16, // glyph
|
||||
16 + 8 * 8, // position x
|
||||
16 + row * 16, // position y
|
||||
mipmap_state_names[state.mipmap], -1,
|
||||
para_control::list_type::punch_through);
|
||||
row++;
|
||||
|
||||
parameter.append<ta_global_parameter::end_of_list>() = ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
|
||||
}
|
||||
|
||||
void main()
|
||||
{
|
||||
holly.SOFTRESET = softreset::pipeline_soft_reset
|
||||
| softreset::ta_soft_reset;
|
||||
holly.SOFTRESET = 0;
|
||||
|
||||
core_init();
|
||||
holly.PT_ALPHA_REF = 0x1;
|
||||
background_parameter(0xff00ff00);
|
||||
|
||||
auto src = reinterpret_cast<const uint8_t *>(&_binary_verite_8x16_data_start);
|
||||
uint32_t bbb_offset = font_bitmap::inflate(1, // pitch
|
||||
8, // width
|
||||
16, // height
|
||||
8, // texture_width
|
||||
16, // texture_height
|
||||
src);
|
||||
palette_data<3>();
|
||||
|
||||
copy_bbb_texture(bbb_offset);
|
||||
|
||||
video_output::set_mode_vga();
|
||||
|
||||
// The address of `ta_parameter_buf` must be a multiple of 32 bytes.
|
||||
// This is mandatory for ch2-dma to the ta fifo polygon converter.
|
||||
uint32_t * ta_parameter_buf = align_32byte(_ta_parameter_buf);
|
||||
|
||||
uint32_t frame_ix = 0;
|
||||
|
||||
uint32_t * command_buf = align_32byte(_command_buf);
|
||||
uint32_t * receive_buf = align_32byte(_receive_buf);
|
||||
struct button_state buttons[2] = { 0 };
|
||||
|
||||
struct demo_state state = {
|
||||
.mipmap = mipmap_state::disabled,
|
||||
.filter = filter_state::point_sampled,
|
||||
.y_axis_rotate = 0.f,
|
||||
.scale = 512.f,
|
||||
.size = 10, // 1024
|
||||
};
|
||||
filter_state::type last_filter_state = static_cast<filter_state::type>(state.filter + 1);
|
||||
uint32_t ta_alloc = 0;
|
||||
struct opb_size opb_size;
|
||||
|
||||
while (true) {
|
||||
do_get_condition(command_buf, receive_buf, buttons[frame_ix & 1]);
|
||||
update_state(buttons[(frame_ix + 1) & 1], buttons[frame_ix & 1], state);
|
||||
|
||||
if (state.filter != last_filter_state) {
|
||||
ta_alloc = get_ta_alloc(state.filter);
|
||||
opb_size = get_opb_size(state.filter);
|
||||
region_array2(640 / 32, 480 / 32, opb_size);
|
||||
last_filter_state = state.filter;
|
||||
}
|
||||
|
||||
ta_polygon_converter_init(opb_size.total(),
|
||||
ta_alloc,
|
||||
640 / 32,
|
||||
480 / 32);
|
||||
|
||||
switch (state.filter) {
|
||||
case filter_state::point_sampled:
|
||||
{
|
||||
auto parameter_o = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_o, strip_vertices, strip_length, filter_type::point_sampled, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_o.offset);
|
||||
ta_wait_opaque_list();
|
||||
|
||||
break;
|
||||
}
|
||||
case filter_state::bilinear:
|
||||
{
|
||||
auto parameter_o = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_o, strip_vertices, strip_length, filter_type::bilinear, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_o.offset);
|
||||
ta_wait_opaque_list();
|
||||
|
||||
break;
|
||||
}
|
||||
case filter_state::trilinear_a_b:
|
||||
{
|
||||
auto parameter_o = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_o, strip_vertices, strip_length, filter_type::trilinear_pass_a, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_o.offset);
|
||||
ta_wait_opaque_list();
|
||||
|
||||
auto parameter_t = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_t, strip_vertices, strip_length, filter_type::trilinear_pass_b, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_t.offset);
|
||||
ta_wait_translucent_list();
|
||||
|
||||
break;
|
||||
}
|
||||
case filter_state::trilinear_a:
|
||||
{
|
||||
auto parameter_o = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_o, strip_vertices, strip_length, filter_type::trilinear_pass_a, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_o.offset);
|
||||
ta_wait_opaque_list();
|
||||
|
||||
break;
|
||||
}
|
||||
case filter_state::trilinear_b:
|
||||
{
|
||||
auto parameter_t = ta_parameter_writer(ta_parameter_buf);
|
||||
transform(parameter_t, strip_vertices, strip_length, filter_type::trilinear_pass_b, state, bbb_offset);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_t.offset);
|
||||
ta_wait_translucent_list();
|
||||
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
auto parameter_pt = ta_parameter_writer(ta_parameter_buf);
|
||||
transform_hud(parameter_pt, state);
|
||||
ta_polygon_converter_transfer(ta_parameter_buf, parameter_pt.offset);
|
||||
ta_wait_punch_through_list();
|
||||
|
||||
core_start_render(frame_ix);
|
||||
core_wait_end_of_render_video();
|
||||
|
||||
while (!spg_status::vsync(holly.SPG_STATUS));
|
||||
core_flip(frame_ix);
|
||||
while (spg_status::vsync(holly.SPG_STATUS));
|
||||
|
||||
frame_ix = (frame_ix + 1) & 1;
|
||||
}
|
||||
}
|
||||
21
framebuffer.py
Normal file
21
framebuffer.py
Normal file
@ -0,0 +1,21 @@
|
||||
# 565
|
||||
|
||||
from PIL import Image
|
||||
import struct
|
||||
|
||||
with open('framebuffer.bin', 'rb') as f:
|
||||
buf = f.read()
|
||||
|
||||
image = Image.new('RGB', (640, 480), color=None)
|
||||
|
||||
for i in range(len(buf) // 2):
|
||||
b, = struct.unpack('<H', buf[i*2:(i+1)*2])
|
||||
blue = (b >> 0 ) & 31
|
||||
green = (b >> 5 ) & 63
|
||||
red = (b >> 11) & 31
|
||||
|
||||
x = i % 640
|
||||
y = i // 640
|
||||
image.putpixel((x, y), (red * 8, green * 4, blue * 8))
|
||||
|
||||
image.save("framebuffer.png")
|
||||
Loading…
x
Reference in New Issue
Block a user