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This commit is contained in:
Zack Buhman 2025-04-05 05:07:47 -05:00
commit 54caf2e03c
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21
.gitignore vendored Executable file
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*.pyc
__pycache__
.~*
*.BIN
*.bin
*.elf
*.d
*.iso
*.cdi
*.o
*.out
*.gch
scramble
cdi4dc
tools/ttf_outline
tools/ttf_bitmap
tools/ftdi_transfer
k_means_vq
*.blend1
*.scramble
*.FCStd1

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Makefile Normal file
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all: haunted_mansion.elf
OPT = -O2
CSTD = -std=gnu11
MAKEFILE_PATH := $(patsubst %/,%,$(dir $(abspath $(firstword $(MAKEFILE_LIST)))))
LIB ?= $(MAKEFILE_PATH)/dreamcast
CFLAGS += -D__dreamcast__
CFLAGS += -I$(MAKEFILE_PATH)/c
CFLAGS += -I$(MAKEFILE_PATH)/dreamcast
CFLAGS += -I$(MAKEFILE_PATH)/
CFLAGS += -Wno-error=strict-aliasing -fno-strict-aliasing
CARCH = -m4-single -ml
include dreamcast/base.mk
include dreamcast/common.mk
include dreamcast/headers.mk
include dreamcast/ip.mk
include haunted_mansion.mk
%.class.o: %.class
$(BUILD_BINARY_O)
%.class.h: %.class
$(BUILD_BINARY_H)
libgcc/%.o: $(LIBGCC)
@mkdir -p $(dir $@)
ar x --output $(dir $@) $(LIBGCC) $(notdir $@)
sh4-none-elf-objdump -t $@ \
| grep -E '[.]hidden' \
| grep -vE 'UND' \
| cut -d' ' -f10 \
| xargs rebind --visibility=default $@
LIBGCC_OBJ =
haunted_mansion.elf: LDSCRIPT = $(LIB)/main.lds
haunted_mansion.elf: $(START_OBJ) $(HAUNTED_MANSION_OBJ) $(LIBGCC_OBJ)

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build.sh Normal file
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#!/bin/bash
set -eux
make haunted_mansion.iso
../cdi4dc example/haunted_mansion.iso example/haunted_mansion.cdi > /dev/null
release=$(cat release.txt)
echo $(( $release + 1 )) > release.txt
rm -f example/haunted_mansion_*.cdi
mv example/haunted_mansion.cdi example/haunted_mansion_${release}.cdi

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dreamcast Symbolic link
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../dreamcast

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haunted_mansion.mk Normal file
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HAUNTED_MANSION_OBJ = \
$(LIB)/holly/core.o \
$(LIB)/holly/region_array.o \
$(LIB)/holly/background.o \
$(LIB)/holly/ta_fifo_polygon_converter.o \
$(LIB)/holly/video_output.o \
$(LIB)/sh7091/serial.o \
$(LIB)/maple/maple.o \
src/haunted_mansion.o

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release.txt Normal file
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6

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src/haunted_mansion.cpp Normal file
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#include <stdint.h>
#include <bit>
#include "holly/background.hpp"
#include "holly/core.hpp"
#include "holly/core_bits.hpp"
#include "holly/holly.hpp"
#include "holly/isp_tsp.hpp"
#include "holly/region_array.hpp"
#include "holly/ta_bits.hpp"
#include "holly/ta_fifo_polygon_converter.hpp"
#include "holly/ta_global_parameter.hpp"
#include "holly/ta_parameter.hpp"
#include "holly/ta_vertex_parameter.hpp"
#include "holly/texture_memory_alloc3.hpp"
#include "holly/video_output.hpp"
#include "sh7091/sh7091.hpp"
#include "sh7091/sh7091_bits.hpp"
#include "sh7091/serial.hpp"
#include "sh7091/vbr.hpp"
#include "systembus.hpp"
#include "systembus_bits.hpp"
#include "maple/maple.hpp"
#include "maple/maple_host_command_writer.hpp"
#include "maple/maple_bus_bits.hpp"
#include "maple/maple_bus_commands.hpp"
#include "maple/maple_bus_ft0.hpp"
#include "memorymap.hpp"
#include "math/vec2.hpp"
#include "math/vec3.hpp"
#include "math/vec4.hpp"
#include "math/mat4x4.hpp"
#include "math/geometry.hpp"
using vec2 = vec<2, float>;
using vec3 = vec<3, float>;
using vec4 = vec<4, float>;
using mat4x4 = mat<4, 4, float>;
#include "model/model.h"
#include "model/haunted_mansion/material.h"
#include "model/haunted_mansion/model_female.h"
#include "model/haunted_mansion/model_mansion.h"
#include "model/haunted_mansion/model_cone.h"
#include "model/haunted_mansion/model_cube.h"
void vbr100()
{
serial::string("vbr100\n");
serial::string("expevt ");
serial::integer<uint16_t>(sh7091.CCN.EXPEVT);
serial::string("intevt ");
serial::integer<uint16_t>(sh7091.CCN.INTEVT);
serial::string("tra ");
serial::integer<uint16_t>(sh7091.CCN.TRA);
uint32_t spc;
uint32_t ssr;
asm volatile ("stc spc,%0" : "=r" (spc));
asm volatile ("stc ssr,%0" : "=r" (ssr));
serial::string("spc ");
serial::integer(spc);
serial::string("ssr ");
serial::integer(ssr);
while (1);
}
void vbr400()
{
serial::string("vbr400\n");
serial::string("expevt ");
serial::integer<uint16_t>(sh7091.CCN.EXPEVT);
serial::string("intevt ");
serial::integer<uint16_t>(sh7091.CCN.INTEVT);
serial::string("tra ");
serial::integer<uint16_t>(sh7091.CCN.TRA);
uint32_t spc;
uint32_t ssr;
asm volatile ("stc spc,%0" : "=r" (spc));
asm volatile ("stc ssr,%0" : "=r" (ssr));
serial::string("spc ");
serial::integer(spc);
serial::string("ssr ");
serial::integer(ssr);
while (1);
}
static int render_done = 0;
void vbr600()
{
if (sh7091.CCN.EXPEVT == 0 && sh7091.CCN.INTEVT == 0x320) {
uint32_t istnrm = system.ISTNRM;
uint32_t isterr = system.ISTERR;
if (isterr) {
serial::string("isterr: ");
serial::integer<uint32_t>(system.ISTERR);
}
if (istnrm & istnrm::end_of_render_tsp) {
system.ISTNRM = istnrm::end_of_render_tsp
| istnrm::end_of_render_isp
| istnrm::end_of_render_video;
render_done = 1;
return;
}
}
serial::string("vbr600\n");
serial::string("expevt ");
serial::integer<uint16_t>(sh7091.CCN.EXPEVT);
serial::string("intevt ");
serial::integer<uint16_t>(sh7091.CCN.INTEVT);
serial::string("tra ");
serial::integer<uint16_t>(sh7091.CCN.TRA);
serial::string("istnrm: ");
serial::integer<uint32_t>(system.ISTNRM);
serial::string("isterr: ");
serial::integer<uint32_t>(system.ISTERR);
uint32_t spc;
uint32_t ssr;
asm volatile ("stc spc,%0" : "=r" (spc));
asm volatile ("stc ssr,%0" : "=r" (ssr));
serial::string("spc ");
serial::integer(spc);
serial::string("ssr ");
serial::integer(ssr);
while (1);
}
void interrupt_init()
{
system.IML2NRM = 0;
system.IML2ERR = 0;
system.IML2EXT = 0;
system.IML4NRM = 0;
system.IML4ERR = 0;
system.IML4EXT = 0;
system.IML6NRM = 0;
system.IML6ERR = 0;
system.IML6EXT = 0;
system.ISTERR = 0xffffffff;
system.ISTNRM = 0xffffffff;
sh7091.CCN.INTEVT = 0;
sh7091.CCN.EXPEVT = 0;
uint32_t vbr = reinterpret_cast<uint32_t>(&__vbr_link_start) - 0x100;
serial::string("vbr ");
serial::integer<uint32_t>(vbr);
serial::string("vbr100 ");
serial::integer<uint32_t>(reinterpret_cast<uint32_t>(&vbr100));
asm volatile ("ldc %0,vbr"
:
: "r" (vbr));
uint32_t sr;
asm volatile ("stc sr,%0"
: "=r" (sr));
serial::string("sr ");
serial::integer<uint32_t>(sr);
sr &= ~sh::sr::bl; // BL
sr &= ~sh::sr::imask(15); // imask
serial::string("sr ");
serial::integer<uint32_t>(sr);
asm volatile ("ldc %0,sr"
:
: "r" (sr));
}
static ft0::data_transfer::data_format data[4];
uint8_t send_buf[1024] __attribute__((aligned(32)));
uint8_t recv_buf[1024] __attribute__((aligned(32)));
void do_get_condition()
{
auto writer = maple::host_command_writer(send_buf, recv_buf);
using command_type = maple::get_condition;
using response_type = maple::data_transfer<ft0::data_transfer::data_format>;
auto [host_command, host_response]
= writer.append_command_all_ports<command_type, response_type>();
for (int port = 0; port < 4; port++) {
auto& data_fields = host_command[port].bus_data.data_fields;
data_fields.function_type = std::byteswap(function_type::controller);
}
maple::dma_start(send_buf, writer.send_offset,
recv_buf, writer.recv_offset);
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 ((std::byteswap(data_fields.function_type) & function_type::controller) == 0) {
return;
}
data[port].digital_button = data_fields.data.digital_button;
for (int i = 0; i < 6; i++) {
data[port].analog_coordinate_axis[i]
= data_fields.data.analog_coordinate_axis[i];
}
}
}
void global_polygon_type_1(ta_parameter_writer& writer,
uint32_t texture_address,
uint32_t list,
uint32_t cull)
{
const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
| list
| obj_control::col_type::intensity_mode_1
| obj_control::gouraud
| obj_control::shadow
;
const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::depth_compare_mode::greater
| cull;
const uint32_t tsp_instruction_word = tsp_instruction_word::fog_control::no_fog
| tsp_instruction_word::src_alpha_instr::one
| tsp_instruction_word::dst_alpha_instr::zero
;
const uint32_t texture_control_word = 0;
const float alpha = 1.0f;
const float r = 0.6f;
const float g = 0.6f;
const float b = 0.6f;
writer.append<ta_global_parameter::polygon_type_1>() =
ta_global_parameter::polygon_type_1(parameter_control_word,
isp_tsp_instruction_word,
tsp_instruction_word,
texture_control_word,
alpha,
r,
g,
b
);
}
static inline vec3 screen_transform(vec3 v)
{
float dim = 480 / 2.0;
return {
v.x / (1.f * v.z) * dim + 640 / 2.0f,
v.y / (1.f * v.z) * dim + 480 / 2.0f,
1 / v.z,
};
}
static inline void render_quad(ta_parameter_writer& writer,
vec3 ap,
vec3 bp,
vec3 cp,
vec3 dp,
float ai,
float bi,
float ci,
float di)
{
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(false),
ap.x, ap.y, ap.z,
ai);
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(false),
bp.x, bp.y, bp.z,
bi);
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(false),
dp.x, dp.y, dp.z,
di);
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(true),
cp.x, cp.y, cp.z,
ci);
}
static inline void render_tri(ta_parameter_writer& writer,
vec3 ap,
vec3 bp,
vec3 cp,
float ai,
float bi,
float ci)
{
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(false),
ap.x, ap.y, ap.z,
ai);
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(false),
bp.x, bp.y, bp.z,
bi);
writer.append<ta_vertex_parameter::polygon_type_2>() =
ta_vertex_parameter::polygon_type_2(polygon_vertex_parameter_control_word(true),
cp.x, cp.y, cp.z,
ci);
}
constexpr inline mat4x4 screen_rotation(float theta, float x, float y)
{
//float zt = -0.7853981633974483 + (0.2);
float zt = -0.7853981633974483 * 0;
float yt = -0.7853981633974483 * theta;
float xt = 0.7853981633974483 * 4;
//float xt = 0.7853981633974483 * 3.7;
mat4x4 rx = {
1, 0, 0, 0,
0, cos(xt), -sin(xt), 0,
0, sin(xt), cos(xt), 0,
0, 0, 0, 1,
};
mat4x4 ry = {
cos(yt), 0, sin(yt), 0,
0, 1, 0, 0,
-sin(yt), 0, cos(yt), 0,
0, 0, 0, 1,
};
mat4x4 rz = {
cos(zt), -sin(zt), 0, 0,
sin(zt), cos(zt), 0, 0,
0, 0, 1, 0,
0, 0, 0, 1,
};
mat4x4 t = {
1, 0, 0, 0.0f + x,
0, 1, 0, 1,
0, 0, 1, 1.2f + y,
0, 0, 0, 1,
};
return ry * t * rx * rz;
}
#define _fsrra(n) (1.0f / (__builtin_sqrtf(n)))
static inline float inverse_length(vec3 v)
{
float f = dot(v, v);
return _fsrra(f);
}
float light_intensity(vec3 light_vec, vec3 n)
{
float n_dot_l = dot(n, light_vec);
float intensity = 0.5f;
if (n_dot_l > 0) {
intensity += 0.5f * n_dot_l * (inverse_length(n) * inverse_length(light_vec));
if (intensity > 1.0f)
intensity = 1.0f;
}
return intensity;
}
static inline void render_clip_tri(ta_parameter_writer& writer, vec3& light_vec, vec3 * preclip_position, vec3 * preclip_normal)
{
const vec3 plane_point = {0.f, 0.f, 1.f};
const vec3 plane_normal = {0.f, 0.f, 1.f};
vec3 clip_position[4];
vec3 clip_normal[4];
int output_length = geometry::clip_polygon_uv<3>(clip_position,
clip_normal,
plane_point,
plane_normal,
preclip_position,
preclip_normal);
float ai;
float bi;
float ci;
float di;
vec3 ap;
vec3 bp;
vec3 cp;
vec3 dp;
if (output_length >= 3) {
// 012
ap = screen_transform(clip_position[0]);
bp = screen_transform(clip_position[1]);
cp = screen_transform(clip_position[2]);
ai = light_intensity(light_vec, clip_normal[0]);
bi = light_intensity(light_vec, clip_normal[1]);
ci = light_intensity(light_vec, clip_normal[2]);
render_tri(writer,
ap,
bp,
cp,
ai,
bi,
ci);
}
if (output_length >= 4) {
// 023
dp = screen_transform(clip_position[3]);
di = light_intensity(light_vec, clip_normal[3]);
render_tri(writer,
ap,
cp,
dp,
ai,
ci,
di);
}
}
static inline vec3 light_trans(mat4x4& trans, vec3 normal)
{
vec4 n = trans * (vec4){normal.x, normal.y, normal.z, 0.f}; // no translation component
return {n.x, n.y, n.z};
}
static inline void transform_quad(ta_parameter_writer& writer, mat4x4& trans, vec3& light_vec, const union quadrilateral * quad, const vertex_position * position, const vertex_normal * normal)
{
vec3 a = trans * position[quad->v[0].position];
vec3 b = trans * position[quad->v[1].position];
vec3 c = trans * position[quad->v[2].position];
vec3 d = trans * position[quad->v[3].position];
if (a.z < 0 && b.z < 0 && c.z < 0 && d.z < 0) {
return;
}
vec3 an = light_trans(trans, normal[quad->v[0].normal]);
vec3 bn = light_trans(trans, normal[quad->v[1].normal]);
vec3 cn = light_trans(trans, normal[quad->v[2].normal]);
vec3 dn = light_trans(trans, normal[quad->v[3].normal]);
if (a.z < 0 || b.z < 0 || c.z < 0 || d.z < 0) {
// abd
// dbc
{
vec3 preclip_position[3] = {a, b, d};
vec3 preclip_normal[3] = {an, bn, dn};
render_clip_tri(writer, light_vec, preclip_position, preclip_normal);
}
{
vec3 preclip_position[3] = {d, b, c};
vec3 preclip_normal[3] = {dn, bn, cn};
render_clip_tri(writer, light_vec, preclip_position, preclip_normal);
}
} else {
float ai = light_intensity(light_vec, an);
float bi = light_intensity(light_vec, bn);
float ci = light_intensity(light_vec, cn);
float di = light_intensity(light_vec, dn);
render_quad(writer,
screen_transform(a),
screen_transform(b),
screen_transform(c),
screen_transform(d),
ai,
bi,
ci,
di);
}
}
static inline void transform_tri(ta_parameter_writer& writer, mat4x4& trans, vec3& light_vec, const union triangle * tri, const vertex_position * position, const vertex_normal * normal)
{
vec3 a = trans * position[tri->v[0].position];
vec3 b = trans * position[tri->v[1].position];
vec3 c = trans * position[tri->v[2].position];
if (a.z < 0 && b.z < 0 && c.z < 0) return;
vec3 an = light_trans(trans, normal[tri->v[0].normal]);
vec3 bn = light_trans(trans, normal[tri->v[1].normal]);
vec3 cn = light_trans(trans, normal[tri->v[2].normal]);
if (a.z < 0 || b.z < 0 || c.z < 0) {
vec3 preclip_position[3] = {a, b, c};
vec3 preclip_normal[3] = {an, bn, cn};
render_clip_tri(writer, light_vec, preclip_position, preclip_normal);
} else {
float ai = light_intensity(light_vec, an);
float bi = light_intensity(light_vec, bn);
float ci = light_intensity(light_vec, cn);
render_tri(writer,
screen_transform(a),
screen_transform(b),
screen_transform(c),
ai,
bi,
ci);
}
}
void render_model(ta_parameter_writer& writer, const mat4x4& model_trans, const mat4x4& screen, const struct model * model)
{
vec3 light_vec = {20, 1, -20};
mat4x4 trans = screen * model_trans;
for (int j = 0; j < model->object_count; j++) {
const struct object * object = model->object[j];
for (int i = 0; i < object->quadrilateral_count; i++) {
const union quadrilateral * quad = &object->quadrilateral[i];
transform_quad(writer, trans, light_vec, quad, model->position, model->normal);
}
for (int i = 0; i < object->triangle_count; i++) {
const union triangle * tri = &object->triangle[i];
transform_tri(writer, trans, light_vec, tri, model->position, model->normal);
}
}
}
void global_modifier_volume(ta_parameter_writer& writer)
{
const uint32_t parameter_control_word = para_control::para_type::polygon_or_modifier_volume
| para_control::list_type::opaque_modifier_volume
;
const uint32_t isp_tsp_instruction_word = isp_tsp_instruction_word::volume_instruction::normal_polygon
| isp_tsp_instruction_word::culling_mode::no_culling;
writer.append<ta_global_parameter::modifier_volume>() =
ta_global_parameter::modifier_volume(parameter_control_word,
isp_tsp_instruction_word
);
}
void global_modifier_volume_last_triangle(ta_parameter_writer& writer, uint32_t volume_instruction)
{
const uint32_t last_parameter_control_word = para_control::para_type::polygon_or_modifier_volume
| para_control::list_type::opaque_modifier_volume
| obj_control::volume::modifier_volume::last_in_volume;
const uint32_t last_isp_tsp_instruction_word = volume_instruction
| isp_tsp_instruction_word::culling_mode::no_culling;
writer.append<ta_global_parameter::modifier_volume>() =
ta_global_parameter::modifier_volume(last_parameter_control_word,
last_isp_tsp_instruction_word);
}
static inline void render_tri_mod(ta_parameter_writer& writer,
vec3 ap,
vec3 bp,
vec3 cp)
{
writer.append<ta_vertex_parameter::modifier_volume>() =
ta_vertex_parameter::modifier_volume(modifier_volume_vertex_parameter_control_word(),
ap.x, ap.y, ap.z,
bp.x, bp.y, bp.z,
cp.x, cp.y, cp.z);
}
void render_inclusion_cube(ta_parameter_writer& writer)
{
global_modifier_volume(writer);
const struct object * object = cube_object[0];
const vertex_position * position = cube_position;
float scale = 1000.f;
const mat4x4 model = {
scale, 0, 0, 0,
0, scale, 0, 0,
0, 0, scale, 0,
0, 0, 0, 1,
};
global_modifier_volume(writer);
for (int i = 0; i < object->triangle_count - 1; i++) {
const union triangle * tri = &object->triangle[i];
vec3 a = model * position[tri->v[0].position];
vec3 b = model * position[tri->v[1].position];
vec3 c = model * position[tri->v[2].position];
render_tri_mod(writer,
a,
b,
c);
}
global_modifier_volume_last_triangle(writer, isp_tsp_instruction_word::volume_instruction::inside_last_polygon);
const union triangle * tri = &object->triangle[object->triangle_count - 1];
vec3 a = model * position[tri->v[0].position];
vec3 b = model * position[tri->v[1].position];
vec3 c = model * position[tri->v[2].position];
render_tri_mod(writer,
a,
b,
c);
}
void render_cone(ta_parameter_writer& writer, const mat4x4& cone_model)
{
const struct object * object = cone_object[0];
const vertex_position * position = cone_position;
float _scale = 1.f;
const mat4x4 scale = {
_scale, 0, 0, 0,
0, _scale, 0, 0,
0, 0, 0.5, 0.1,
0, 0, 0, 1,
};
const mat4x4 trans = cone_model * scale;
global_modifier_volume(writer);
for (int i = 0; i < object->triangle_count - 1; i++) {
const union triangle * tri = &object->triangle[i];
vec3 a = trans * position[tri->v[0].position];
vec3 b = trans * position[tri->v[1].position];
vec3 c = trans * position[tri->v[2].position];
render_tri_mod(writer,
screen_transform(a),
screen_transform(b),
screen_transform(c));
}
global_modifier_volume_last_triangle(writer, isp_tsp_instruction_word::volume_instruction::outside_last_polygon);
const union triangle * tri = &object->triangle[object->triangle_count - 1];
vec3 a = trans * position[tri->v[0].position];
vec3 b = trans * position[tri->v[1].position];
vec3 c = trans * position[tri->v[2].position];
render_tri_mod(writer,
screen_transform(a),
screen_transform(b),
screen_transform(c));
}
void transfer_scene(ta_parameter_writer& writer, const mat4x4& screen, const mat4x4& cone_model)
{
// opaque
{
global_polygon_type_1(writer, texture_memory_alloc.texture.start,
para_control::list_type::opaque,
isp_tsp_instruction_word::culling_mode::no_culling);
float scale = 1.f;
float translate = 0.f;
const mat4x4 model = {
scale, 0, 0, 0,
0, scale, 0, 0,
0, 0, -scale, translate,
0, 0, 0, 1,
};
render_model(writer, model, screen, &mansion_model);
}
// end of opaque list
writer.append<ta_global_parameter::end_of_list>() =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
{
render_inclusion_cube(writer);
render_cone(writer, cone_model);
}
// end of modifier volume list
writer.append<ta_global_parameter::end_of_list>() =
ta_global_parameter::end_of_list(para_control::para_type::end_of_list);
}
void transfer_ta_fifo_texture_memory_32byte(void * dst, void * src, int length)
{
uint32_t out_addr = (uint32_t)dst;
sh7091.CCN.QACR0 = ((reinterpret_cast<uint32_t>(out_addr) >> 24) & 0b11100);
sh7091.CCN.QACR1 = ((reinterpret_cast<uint32_t>(out_addr) >> 24) & 0b11100);
volatile uint32_t * base = &store_queue[(out_addr & 0x03ffffc0) / 4];
uint32_t * src32 = reinterpret_cast<uint32_t *>(src);
length = (length + 31) & ~31; // round up to nearest multiple of 32
while (length > 0) {
base[0] = src32[0];
base[1] = src32[1];
base[2] = src32[2];
base[3] = src32[3];
base[4] = src32[4];
base[5] = src32[5];
base[6] = src32[6];
base[7] = src32[7];
asm volatile ("pref @%0"
: // output
: "r" (&base[0]) // input
: "memory");
length -= 32;
base += 8;
src32 += 8;
}
}
void transfer_textures()
{
system.LMMODE0 = 0; // 64-bit address space
system.LMMODE1 = 0; // 64-bit address space
/*
{
uint32_t offset = texture_memory_alloc.texture.start;
void * dst = reinterpret_cast<void *>(&ta_fifo_texture_memory[offset / 4]);
void * src = reinterpret_cast<void *>(&_binary_model_dragon_dragon_data_start);
uint32_t size = reinterpret_cast<uint32_t>(&_binary_model_dragon_dragon_data_size);
transfer_ta_fifo_texture_memory_32byte(dst, src, size);
}
{
uint32_t offset = texture_memory_alloc.texture.start + 131072;
void * dst = reinterpret_cast<void *>(&ta_fifo_texture_memory[offset / 4]);
void * src = reinterpret_cast<void *>(&_binary_model_dragon_chrome_data_start);
uint32_t size = reinterpret_cast<uint32_t>(&_binary_model_dragon_chrome_data_size);
transfer_ta_fifo_texture_memory_32byte(dst, src, size);
}
*/
}
void transfer_palette()
{
holly.PAL_RAM_CTRL = pal_ram_ctrl::pixel_format::rgb565;
/*
uint16_t * src = reinterpret_cast<uint16_t *>(&_binary_model_dragon_dragon_data_pal_start);
uint32_t size = reinterpret_cast<uint32_t>(&_binary_model_dragon_dragon_data_pal_size);
for (uint32_t i = 0; i < size / 2; i++) {
holly.PALETTE_RAM[i] = src[i];
}
*/
}
constexpr inline mat4x4 update_cone()
{
static float rx = 0;
static float ry = 0;
float tx = 0;
float ty = 0;
if (ft0::data_transfer::digital_button::ua(data[0].digital_button) == 0) {
tx = 0.5;
} else if (ft0::data_transfer::digital_button::da(data[0].digital_button) == 0) {
tx = -0.5;
}
if (ft0::data_transfer::digital_button::la(data[0].digital_button) == 0) {
ty = -0.5;
} else if (ft0::data_transfer::digital_button::ra(data[0].digital_button) == 0) {
ty = 0.5;
}
/*
rx = 0, tx = 1, dx = 1;
rx = 1, tx = 1, dx = 0;
rx = -1, tx = 1, dx = 2;
*/
float dx = tx - rx;
float dy = ty - ry;
rx += dx * 0.05;
ry += dy * 0.05;
mat4x4 mrx = {
1, 0, 0, 0,
0, cos(rx), -sin(rx), 0,
0, sin(rx), cos(rx), 0,
0, 0, 0, 1,
};
mat4x4 mry = {
cos(ry), 0, sin(ry), 0,
0, 1, 0, 0,
-sin(ry), 0, cos(ry), 0,
0, 0, 0, 1,
};
return mry * mrx;
}
constexpr inline mat4x4 update_analog(mat4x4& screen)
{
const float l_ = static_cast<float>(data[0].analog_coordinate_axis[0]) * (1.f / 255.f);
const float r_ = static_cast<float>(data[0].analog_coordinate_axis[1]) * (1.f / 255.f);
const float x_ = static_cast<float>(data[0].analog_coordinate_axis[2] - 0x80) / 127.f;
const float y_ = static_cast<float>(data[0].analog_coordinate_axis[3] - 0x80) / 127.f;
float x = 0.05f * -x_;
float y = 0.05f * y_;
mat4x4 t = {
1, 0, 0, x,
0, 1, 0, 0,
0, 0, 1, y,
0, 0, 0, 1,
};
float theta = 0;
if (l_ > 0.1f) {
theta = -0.05f * l_;
} else if (r_ > 0.1f) {
theta = 0.05f * r_;
}
mat4x4 ry = {
cos(theta), 0, sin(theta), 0,
0, 1, 0, 0,
-sin(theta), 0, cos(theta), 0,
0, 0, 0, 1,
};
return t * ry * screen;
}
uint8_t __attribute__((aligned(32))) ta_parameter_buf[1024 * 1024];
void main()
{
serial::init(0);
serial::integer<uint32_t>((sizeof (female_position)) / (sizeof (female_position[0])));
interrupt_init();
constexpr uint32_t ta_alloc = 0
| 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::_16x4byte
| ta_alloc_ctrl::o_opb::_16x4byte;
constexpr int render_passes = 1;
constexpr struct opb_size opb_size[render_passes] = {
{
.opaque = 16 * 4,
.opaque_modifier = 16 * 4,
.translucent = 0,
.translucent_modifier = 0,
.punch_through = 0
}
};
holly.SOFTRESET = softreset::pipeline_soft_reset
| softreset::ta_soft_reset;
holly.SOFTRESET = 0;
core_init();
holly.FPU_SHAD_SCALE = fpu_shad_scale::simple_shadow_enable::intensity_volume_mode
| fpu_shad_scale::scale_factor_for_shadows(128);
system.IML6NRM = istnrm::end_of_render_tsp;
const int framebuffer_width = 640;
const int framebuffer_height = 480;
const int tile_width = framebuffer_width / 32;
const int tile_height = framebuffer_height / 32;
for (int i = 0; i < 2; i++) {
region_array_multipass(tile_width,
tile_height,
opb_size,
render_passes,
texture_memory_alloc.region_array[i].start,
texture_memory_alloc.object_list[i].start);
background_parameter2(texture_memory_alloc.background[i].start,
0xff202040);
}
int ta = 0;
int core = 0;
ta_parameter_writer writer = ta_parameter_writer(ta_parameter_buf);
transfer_textures();
transfer_palette();
video_output::set_mode_vga();
do_get_condition();
mat4x4 screen = screen_rotation(0, 0, 0);
while (1) {
maple::dma_wait_complete();
do_get_condition();
screen = update_analog(screen);
mat4x4 cone_model = update_cone();
ta_polygon_converter_init2(texture_memory_alloc.isp_tsp_parameters[ta].start,
texture_memory_alloc.isp_tsp_parameters[ta].end,
texture_memory_alloc.object_list[ta].start,
texture_memory_alloc.object_list[ta].end,
opb_size[0].total(),
ta_alloc,
tile_width,
tile_height);
writer.offset = 0;
transfer_scene(writer, screen, cone_model);
ta_polygon_converter_writeback(writer.buf, writer.offset);
ta_polygon_converter_transfer(writer.buf, writer.offset);
ta_wait_opaque_modifier_volume_list();
render_done = 0;
core_start_render2(texture_memory_alloc.region_array[core].start,
texture_memory_alloc.isp_tsp_parameters[core].start,
texture_memory_alloc.background[core].start,
texture_memory_alloc.framebuffer[core].start,
framebuffer_width);
while (render_done == 0) {
asm volatile ("nop");
};
while (spg_status::vsync(holly.SPG_STATUS));
while (!spg_status::vsync(holly.SPG_STATUS));
holly.FB_R_SOF1 = texture_memory_alloc.framebuffer[ta].start;
}
}