263 lines
9.2 KiB
C++
263 lines
9.2 KiB
C++
#include <stdint.h>
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#include "holly/background.hpp"
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#include "holly/core.hpp"
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#include "holly/core_bits.hpp"
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#include "holly/holly.hpp"
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#include "holly/isp_tsp.hpp"
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#include "holly/region_array.hpp"
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#include "holly/ta_bits.hpp"
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#include "holly/ta_fifo_polygon_converter.hpp"
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#include "holly/ta_global_parameter.hpp"
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#include "holly/ta_parameter.hpp"
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#include "holly/ta_vertex_parameter.hpp"
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#include "holly/texture_memory_alloc3.hpp"
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#include "holly/video_output.hpp"
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#include "sh7091/serial.hpp"
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#include "sh7091/store_queue.hpp"
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#include "systembus.hpp"
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#include "systembus_bits.hpp"
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#include "model/model.h"
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#include "model/testscene/model.h"
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using vec3 = vec<3, float>;
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static float theta = 0;
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static inline vec3 transform_vertex(vec3 vec)
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{
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float x9 = vec.x;
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float y9 = vec.y;
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float z9 = vec.z;
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float x0 = x9 * cos(theta) - z9 * sin(theta);
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float y0 = y9;
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float z0 = x9 * sin(theta) + z9 * cos(theta);
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float x1 = x0;
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float y1 = y0 * cos(theta) - z0 * sin(theta);
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float z1 = y0 * sin(theta) + z0 * cos(theta);
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float x2 = x1;
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float y2 = y1;
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float z2 = z1 + 4.5;
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float x3 = x2 / z2;
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float y3 = y2 / z2;
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float z3 = 1.0 / z2;
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float x = x3 * 240 + 320;
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float y = y3 * 240 + 320;
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float z = z3;
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return {x, y, z};
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}
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static uint32_t base_color = 0xffc0c000;
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static inline void transfer_triangle(vertex_position * position, union triangle * triangle)
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{
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base_color ^= base_color << 13;
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base_color ^= base_color >> 17;
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base_color ^= base_color << 5;
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vec3 v1 = transform_vertex(position[triangle->a.position]);
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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(false),
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v1.x, v1.y, v1.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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vec3 v2 = transform_vertex(position[triangle->b.position]);
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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(false),
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v2.x, v2.y, v2.z,
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0xffc0c000);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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vec3 v3 = transform_vertex(position[triangle->c.position]);
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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(true),
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v3.x, v3.y, v3.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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}
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static inline void transfer_quadrilateral(vertex_position * position, union quadrilateral * quadrilateral)
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{
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base_color ^= base_color << 13;
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base_color ^= base_color >> 17;
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base_color ^= base_color << 5;
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vec3 v1 = transform_vertex(position[quadrilateral->a.position]);
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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(false),
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v1.x, v1.y, v1.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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vec3 v2 = transform_vertex(position[quadrilateral->b.position]);
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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(false),
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v2.x, v2.y, v2.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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vec3 v3 = transform_vertex(position[quadrilateral->c.position]);
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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(true),
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v3.x, v3.y, v3.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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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(false),
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v1.x, v1.y, v1.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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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(false),
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v3.x, v3.y, v3.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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vec3 v4 = transform_vertex(position[quadrilateral->d.position]);
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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(true),
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v4.x, v4.y, v4.z,
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base_color);
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sq_transfer_32byte(ta_fifo_polygon_converter);
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}
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static inline void transfer_triangles(struct model * model, struct object * object)
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{
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if (object->triangle_count == 0)
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return;
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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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| obj_control::gouraud;
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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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*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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for (int i = 0; i < object->triangle_count; i++) {
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transfer_triangle(model->position, &object->triangle[i]);
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}
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for (int i = 0; i < object->quadrilateral_count; i++) {
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transfer_quadrilateral(model->position, &object->quadrilateral[i]);
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}
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}
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void transfer_scene()
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{
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struct model * model = &testscene_model;
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struct object * object = &testscene_Waterfall;
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transfer_triangles(model, object);
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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 main()
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{
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constexpr uint32_t ta_alloc = ta_alloc_ctrl::pt_opb::no_list
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| ta_alloc_ctrl::tm_opb::no_list
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| ta_alloc_ctrl::t_opb::no_list
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| ta_alloc_ctrl::om_opb::no_list
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| ta_alloc_ctrl::o_opb::_16x4byte;
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constexpr int render_passes = 1;
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constexpr struct opb_size opb_size[render_passes] = {
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{
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.opaque = 16 * 4,
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.opaque_modifier = 0,
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.translucent = 0,
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.translucent_modifier = 0,
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.punch_through = 0
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}
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};
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holly.SOFTRESET = softreset::pipeline_soft_reset
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| softreset::ta_soft_reset;
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holly.SOFTRESET = 0;
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core_init();
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video_output::set_mode_vga();
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const int framebuffer_width = 640;
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const int framebuffer_height = 480;
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const int tile_width = framebuffer_width / 32;
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const int tile_height = framebuffer_height / 32;
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region_array_multipass(tile_width,
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tile_height,
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opb_size,
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render_passes,
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texture_memory_alloc.region_array[0].start,
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texture_memory_alloc.object_list[0].start);
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background_parameter2(texture_memory_alloc.background[0].start,
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0xff220033);
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const float degree = 0.017453292519943295;
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int frame = 0;
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while (1) {
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base_color = 0xffc0c000;
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ta_polygon_converter_init2(texture_memory_alloc.isp_tsp_parameters[0].start,
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texture_memory_alloc.isp_tsp_parameters[0].end,
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texture_memory_alloc.object_list[0].start,
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texture_memory_alloc.object_list[0].end,
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opb_size[0].total(),
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ta_alloc,
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tile_width,
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tile_height);
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transfer_scene();
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ta_wait_opaque_list();
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core_start_render2(texture_memory_alloc.region_array[0].start,
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texture_memory_alloc.isp_tsp_parameters[0].start,
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texture_memory_alloc.background[0].start,
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texture_memory_alloc.framebuffer[0].start,
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framebuffer_width);
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core_wait_end_of_render_video();
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while (!spg_status::vsync(holly.SPG_STATUS));
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holly.FB_R_SOF1 = texture_memory_alloc.framebuffer[0].start;
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while (spg_status::vsync(holly.SPG_STATUS));
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frame += 1;
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theta += degree;
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if (frame > 300)
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break;
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}
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serial::string("return\nreturn\nreturn\n");
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}
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