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new examples

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This commit is contained in:
Zack Buhman 2024-12-30 17:06:00 -06:00
parent 1295eed1bb
commit f7c8ba294e
8 changed files with 655 additions and 0 deletions
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14
example/example.mk
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@ -679,3 +679,17 @@ VGA_TIMING_OBJ = \
example/vga_timing.elf: LDSCRIPT = $(LIB)/main.lds
example/vga_timing.elf: $(START_OBJ) $(VGA_TIMING_OBJ)
G2_BUS_OBJ = \
example/g2_bus.o \
sh7091/serial.o
example/g2_bus.elf: LDSCRIPT = $(LIB)/main.lds
example/g2_bus.elf: $(START_OBJ) $(G2_BUS_OBJ)
MEMORY_MAP_OBJ = \
example/memory_map.o \
sh7091/serial.o
example/memory_map.elf: LDSCRIPT = $(LIB)/main.lds
example/memory_map.elf: $(START_OBJ) $(MEMORY_MAP_OBJ)

25
example/g2_bus.cpp Normal file
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#include "sh7091/serial.hpp"
int main()
{
serial::init(0);
while (1) {
//*(uint32_t *)(0xa0620000) = 0xffffffff;
*(uint8_t *)(0xa0600480) = 0;
for (int i = 0; i < 30; i++) {
asm volatile ("nop");
}
*(uint8_t *)(0xa0600480) = 1;
for (int i = 0; i < 70; i++) {
asm volatile ("nop");
}
*(uint8_t *)(0xa0600480) = 0;
for (int i = 0; i < 120; i++) {
asm volatile ("nop");
}
serial::character('.');
}
}

20
example/memory_map.cpp Normal file
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@ -0,0 +1,20 @@
#include <stdint.h>
#include "sh7091/serial.hpp"
#include "memorymap.hpp"
void main()
{
serial::init(0);
serial::string("start\n");
for (int i = 0; i < 8388608 / 4; i++) {
texture_memory64[i] = (1 << 31) | i;
}
serial::string("done\n");
serial::string("done\n");
serial::string("done\n");
serial::string("done\n");
}

297
example/poppies_mosaic.cpp Normal file
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#include <cstdint>
#include "holly/texture_memory_alloc2.hpp"
#include "holly/isp_tsp.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/background.hpp"
#include "holly/region_array.hpp"
#include "holly/holly.hpp"
#include "holly/core.hpp"
#include "holly/core_bits.hpp"
#include "holly/video_output.hpp"
#include "sh7091/store_queue.hpp"
#include "sh7091/serial.hpp"
#include "texture/poppies/poppies.data.h"
struct vertex {
float x;
float y;
float z;
float u;
float v;
uint32_t color;
};
const struct vertex strip_vertices[4] = {
// [ position ] [ uv ]
{ -0.5f, 0.5f, 0.f, 0.f, 1.f},
{ -0.5f, -0.5f, 0.f, 0.f, 0.f},
{ 0.5f, 0.5f, 0.f, 1.f, 1.f},
{ 0.5f, -0.5f, 0.f, 1.f, 0.f},
};
constexpr uint32_t strip_length = (sizeof (strip_vertices)) / (sizeof (struct vertex));
void transform_start(uint32_t texture_address, const uint32_t texture_width, uint32_t texture_height)
{
const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
| para_control::list_type::opaque
| obj_control::col_type::packed_color
| obj_control::texture;
const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
| isp_tsp_instruction_word::culling_mode::no_culling;
const uint32_t tsp_instruction_word = tsp_instruction_word::src_alpha_instr::one
| tsp_instruction_word::dst_alpha_instr::zero
| tsp_instruction_word::fog_control::no_fog
| tsp_instruction_word::texture_u_size::from_int(texture_width)
| tsp_instruction_word::texture_v_size::from_int(texture_height);
const uint32_t texture_control_word = texture_control_word::pixel_format::_565
| texture_control_word::scan_order::non_twiddled
| texture_control_word::texture_address(texture_address / 8);
*reinterpret_cast<ta_global_parameter::polygon_type_0 *>(store_queue) =
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
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void transform_quad_xy(float width, float height)
{
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;
x += 0.5;
y += 0.5;
x *= width;
y *= height;
z = 1.f / (z + 10.f);
float u = strip_vertices[i].u;
float v = strip_vertices[i].v;
bool end_of_strip = i == strip_length - 1;
*reinterpret_cast<ta_vertex_parameter::polygon_type_3 *>(store_queue) =
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
x, y, z,
u, v,
0, // base_color
0 // offset_color
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
}
void transform_quad_uv(float texture_width, float texture_height,
float width, float height)
{
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;
x += 0.5;
y += 0.5;
x *= texture_width;
y *= texture_height;
x += (640 - texture_width) / 2;
y += (480 - texture_height) / 2;
z = 1.f / (z + 10.f);
float u = strip_vertices[i].u;
float v = strip_vertices[i].v;
u *= width / texture_width;
v *= height / texture_height;
bool end_of_strip = i == strip_length - 1;
*reinterpret_cast<ta_vertex_parameter::polygon_type_3 *>(store_queue) =
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
x, y, z,
u, v,
0, // base_color
0 // offset_color
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
}
void transfer_scene_xy(float width, float height)
{
constexpr uint32_t texture_width = 512;
constexpr uint32_t texture_height = 256;
const uint32_t texture_address = texture_memory_alloc::texture.start;
transform_start(texture_address, texture_width, texture_height);
transform_quad_xy(width, height);
*reinterpret_cast<ta_global_parameter::end_of_list *>(store_queue) =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void transfer_scene_uv(uint32_t texture_address, float width, float height)
{
constexpr uint32_t texture_width = 512;
constexpr uint32_t texture_height = 256;
transform_start(texture_address, texture_width, texture_height);
transform_quad_uv(texture_width, texture_height,
width, height);
*reinterpret_cast<ta_global_parameter::end_of_list *>(store_queue) =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void copy_poppies_texture()
{
auto src = reinterpret_cast<const uint8_t *>(&_binary_texture_poppies_poppies_data_start);
auto size = reinterpret_cast<const uint32_t>(&_binary_texture_poppies_poppies_data_size);
auto texture = reinterpret_cast<volatile uint16_t *>(&texture_memory64[texture_memory_alloc::texture.start / 4]);
for (uint32_t px = 0; px < size / 3; 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);
texture[px] = rgb565;
}
}
int main()
{
serial::init(0);
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::_32x4byte;
constexpr int render_passes = 1;
constexpr struct opb_size opb_size[render_passes] = {
{
.opaque = 32 * 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();
constexpr int framebuffer_width = 640;
constexpr int framebuffer_height = 480;
constexpr int framebuffer_tile_width = framebuffer_width / 32;
constexpr int framebuffer_tile_height = framebuffer_height / 32;
region_array_multipass(framebuffer_tile_width,
framebuffer_tile_height,
opb_size,
render_passes,
texture_memory_alloc::region_array[0].start,
texture_memory_alloc::object_list[0].start);
background_parameter2(texture_memory_alloc::background[0].start,
0xff220033);
/*
constexpr int rtt_width = 512;
constexpr int rtt_height = 256;
constexpr int rtt_tile_width = rtt_width / 32;
constexpr int rtt_tile_height = rtt_height / 32;
region_array_multipass(rtt_tile_width,
rtt_tile_height,
opb_size,
render_passes,
texture_memory_alloc::region_array[1].start,
texture_memory_alloc::object_list[1].start);
background_parameter2(texture_memory_alloc::background[1].start,
0xff22ff33);
*/
copy_poppies_texture();
video_output::set_mode_vga();
float theta = 0;
constexpr float half_degree = 0.01745329f / 2.f;
int fb = 0;
while (true) {
float sin = (__builtin_sinf(theta) + 1.0) / 2.f * (15.f/16.f) + 1.f/16.f;
float width = 512.f;
float height = 256.f;
/*
ta_polygon_converter_init2(texture_memory_alloc::isp_tsp_parameters[1].start,
texture_memory_alloc::isp_tsp_parameters[1].end,
texture_memory_alloc::object_list[1].start,
texture_memory_alloc::object_list[1].end,
opb_size[0].total(),
ta_alloc,
rtt_tile_width,
rtt_tile_height);
transfer_scene_xy(width, height);
ta_wait_opaque_list();
const uint32_t texture_area = 0x100'0000;
const uint32_t rtt_address = texture_memory_alloc::texture.start + 0x80000;
core_start_render2(texture_memory_alloc::region_array[1].start,
texture_memory_alloc::isp_tsp_parameters[1].start,
texture_memory_alloc::background[0].start,
texture_area | rtt_address,
rtt_width);
core_wait_end_of_render_video();
*/
ta_polygon_converter_init2(texture_memory_alloc::isp_tsp_parameters[0].start,
texture_memory_alloc::isp_tsp_parameters[0].end,
texture_memory_alloc::object_list[0].start,
texture_memory_alloc::object_list[0].end,
opb_size[0].total(),
ta_alloc,
framebuffer_tile_width,
framebuffer_tile_height);
transfer_scene_xy(width, height);
ta_wait_opaque_list();
core_start_render2(texture_memory_alloc::region_array[0].start,
texture_memory_alloc::isp_tsp_parameters[0].start,
texture_memory_alloc::background[0].start,
texture_memory_alloc::framebuffer[fb].start,
framebuffer_width);
core_wait_end_of_render_video();
while (!spg_status::vsync(holly.SPG_STATUS));
holly.FB_R_SOF1 = texture_memory_alloc::framebuffer[fb].start;
while (spg_status::vsync(holly.SPG_STATUS));
theta += half_degree;
fb += 1;
}
}

284
example/poppies_mosaic2.cpp Normal file
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@ -0,0 +1,284 @@
#include <cstdint>
#include "align.hpp"
#include "holly/video_output.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 "memorymap.hpp"
#include "sh7091/store_queue.hpp"
#include "texture/poppies/poppies.data.h"
struct vertex {
float x;
float y;
float z;
float u;
float v;
uint32_t color;
};
const struct vertex strip_vertices[4] = {
// [ position ] [ uv ]
{ -0.5f, 0.5f, 0.f, 0.f, 1.f},
{ -0.5f, -0.5f, 0.f, 0.f, 0.f},
{ 0.5f, 0.5f, 0.f, 1.f, 1.f},
{ 0.5f, -0.5f, 0.f, 1.f, 0.f},
};
constexpr uint32_t strip_length = (sizeof (strip_vertices)) / (sizeof (struct vertex));
void transform_start(uint32_t texture_address, const uint32_t texture_width, uint32_t texture_height)
{
const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
| para_control::list_type::opaque
| obj_control::col_type::packed_color
| obj_control::texture;
const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
| isp_tsp_instruction_word::culling_mode::no_culling;
const uint32_t tsp_instruction_word = tsp_instruction_word::src_alpha_instr::one
| tsp_instruction_word::dst_alpha_instr::zero
| tsp_instruction_word::fog_control::no_fog
| tsp_instruction_word::texture_u_size::from_int(texture_width)
| tsp_instruction_word::texture_v_size::from_int(texture_height)
//| tsp_instruction_word::filter_mode::bilinear_filter
//| tsp_instruction_word::clamp_uv::uv;
;
const uint32_t texture_control_word = texture_control_word::pixel_format::_565
| texture_control_word::scan_order::non_twiddled
| texture_control_word::texture_address(texture_address / 8);
*reinterpret_cast<ta_global_parameter::polygon_type_0 *>(store_queue) =
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
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void transform_quad_xy(float width, float height)
{
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;
x += 0.5;
y += 0.5;
x *= width;
y *= height;
z = 1.f / (z + 10.f);
float u = strip_vertices[i].u;
float v = strip_vertices[i].v;
bool end_of_strip = i == strip_length - 1;
*reinterpret_cast<ta_vertex_parameter::polygon_type_3 *>(store_queue) =
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
x, y, z,
u, v,
0, // base_color
0 // offset_color
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
}
void transform_quad_uv(float texture_width, float texture_height,
float width, float height)
{
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;
x += 0.5;
y += 0.5;
x *= texture_width;
y *= texture_height;
x += (640 - texture_width) / 2;
y += (480 - texture_height) / 2;
z = 1.f / (z + 10.f);
float u = strip_vertices[i].u;
float v = strip_vertices[i].v;
u *= width / texture_width;
v *= height / texture_height;
bool end_of_strip = i == strip_length - 1;
*reinterpret_cast<ta_vertex_parameter::polygon_type_3 *>(store_queue) =
ta_vertex_parameter::polygon_type_3(polygon_vertex_parameter_control_word(end_of_strip),
x, y, z,
u, v,
0, // base_color
0 // offset_color
);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
}
void transfer_scene_xy(float width, float height)
{
constexpr uint32_t texture_width = 512;
constexpr uint32_t texture_height = 256;
const uint32_t texture_address = texture_memory_alloc::texture.start;
transform_start(texture_address, texture_width, texture_height);
transform_quad_xy(width, height);
*reinterpret_cast<ta_global_parameter::end_of_list *>(store_queue) =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void transfer_scene_uv(uint32_t texture_address, float width, float height)
{
constexpr uint32_t texture_width = 512;
constexpr uint32_t texture_height = 256;
transform_start(texture_address, texture_width, texture_height);
transform_quad_uv(texture_width, texture_height,
width, height);
*reinterpret_cast<ta_global_parameter::end_of_list *>(store_queue) =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
sq_transfer_32byte(ta_fifo_polygon_converter);
}
void copy_poppies_texture()
{
auto src = reinterpret_cast<const uint8_t *>(&_binary_texture_poppies_poppies_data_start);
auto size = reinterpret_cast<const uint32_t>(&_binary_texture_poppies_poppies_data_size);
auto texture = reinterpret_cast<volatile uint16_t *>(&texture_memory64[texture_memory_alloc::texture.start / 4]);
for (uint32_t px = 0; px < size / 3; 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);
texture[px] = rgb565;
}
}
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
};
void render_xy(const uint32_t width, const uint32_t height)
{
ta_polygon_converter_init(opb_size.total(),
ta_alloc,
512 / 32,
256 / 32);
transfer_scene_xy(width, height);
ta_wait_opaque_list();
}
void render_uv(const uint32_t texture_address, const uint32_t width, const uint32_t height)
{
ta_polygon_converter_init(opb_size.total(),
ta_alloc,
640 / 32,
480 / 32);
transfer_scene_uv(texture_address, width, height);
ta_wait_opaque_list();
}
void main()
{
video_output::set_mode_vga();
copy_poppies_texture();
holly.SOFTRESET = softreset::pipeline_soft_reset
| softreset::ta_soft_reset;
holly.SOFTRESET = 0;
core_init();
uint32_t frame_ix = 0;
constexpr uint32_t texture_buffer_width = 512;
constexpr uint32_t texture_buffer_height = 256;
float theta = 0;
//int step = 600;
constexpr float half_degree = 0.01745329f / 2.f;
while (1) {
float sin = (__builtin_sinf(theta) + 1.0) / 2.f * (31.f/32.f) + 1.f/32.f;
//const int steps = 600;
//float triangle = 4.f / steps * __builtin_fabsf(((step - steps/4) % steps) - (steps / 2.f)) - 1.f;
//float sin = __builtin_fabsf(triangle) * 15.f/16.f + 1.f/16.f;
float width = 512.f * sin;
float height = 256.f * sin;
//step += 1;
background_parameter(0xff2288aa);
region_array2(texture_buffer_width / 32, // width
texture_buffer_height / 32, // height
opb_size
);
constexpr uint32_t texture_buffer = texture_memory_alloc::texture.start + 512 * 256 * 2;
render_xy(width, height);
core_start_render(0x100'0000 | texture_buffer, // 64-bit area
texture_buffer_width // frame_width
);
core_wait_end_of_render_video();
background_parameter(0xff220000);
region_array2(640 / 32, // width
480 / 32, // height
opb_size
);
render_uv(texture_buffer, width, height);
core_start_render(texture_memory_alloc::framebuffer[frame_ix].start, // 32-bit area
640 // frame_width
);
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;
}
}

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texture/poppies/poppies.data.h Normal file
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#pragma once
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
extern uint32_t _binary_texture_poppies_poppies_data_start __asm("_binary_texture_poppies_poppies_data_start");
extern uint32_t _binary_texture_poppies_poppies_data_end __asm("_binary_texture_poppies_poppies_data_end");
extern uint32_t _binary_texture_poppies_poppies_data_size __asm("_binary_texture_poppies_poppies_data_size");
#ifdef __cplusplus
}
#endif

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