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Start refactor of FontWriter

This commit is contained in:
jaby 2023-08-31 05:15:34 +02:00
parent 9136d762fb
commit 1e94d0352b
6 changed files with 88 additions and 46 deletions
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74
examples/PoolBox/application/src/FontWriter/font_writer.cpp
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@ -3,33 +3,47 @@
#include <PSX/GPU/gpu.hpp>
#include <PSX/GPU/gpu_primitives.hpp>
extern "C" void memset() {
#pragma GCC warning "Declared to make code compile because of current GLOBAL_sub bug"
}
namespace FontWriter {
using namespace JabyEngine;
static GPU::TexPage::Linked CharTexPage[2] = {
GPU::TexPage({Assets::FontTIM.get_texture_x(), Assets::FontTIM.get_texture_y()}, GPU::TexturePageColor::$4bit).linked(),
GPU::TexPage({Assets::FontTIM.get_texture_x(), Assets::FontTIM.get_texture_y()}, GPU::TexturePageColor::$4bit).linked()
};
static GPU::SPRT_16::Linked TextBuffer[2][TextBufferSize];
static GPU::Link* TextLink;
static GPU::SPRT_16::Linked* TextPtr;
static void reset_links() {
TextLink = &CharTexPage[GPU::Display::current_id];
TextPtr = TextBuffer[GPU::Display::current_id];
FontWriter::Pool::Buffer FontWriter::Pool :: buffer[2];
GPU::Link* FontWriter::Pool :: last_link = nullptr;
GPU::SPRT_16::Linked* FontWriter::Pool :: text_ptr = nullptr;
void FontWriter::Pool :: reset_links() {
Pool::last_link = &Pool::buffer[GPU::Display::current_id].page;
Pool::text_ptr = Pool::buffer[GPU::Display::current_id].text_buffer;
}
void setup() {
reset_links();
for(auto& char_array : TextBuffer) {
for(auto& single_char : char_array) {
single_char.set_link_identitiy();
single_char->set_identitiy();
single_char->clut = GPU::PageClut(Assets::FontTIM.get_clut_x(), Assets::FontTIM.get_clut_y());
}
void FontWriter::Pool::Buffer :: setup() {
this->page = GPU::TexPage({Assets::FontTIM.get_texture_x(), Assets::FontTIM.get_texture_y()}, GPU::TexturePageColor::$4bit).linked();
for(auto& single_char : this->text_buffer) {
single_char.set_link_identitiy();
single_char->set_identitiy();
single_char->clut = GPU::PageClut(Assets::FontTIM.get_clut_x(), Assets::FontTIM.get_clut_y());
}
}
Position write(Position pos, const char* text) {
void FontWriter::Pool :: setup() {
Pool::reset_links();
for(auto& buffer : Pool::buffer) {
buffer.setup();
}
}
void FontWriter::Pool :: render() {
const auto render_id = GPU::Display::current_id ^ 1;
Pool::last_link->terminate();
GPU::render(Pool::buffer[render_id].page);
reset_links();
}
Position FontWriter :: write(Position pos, const char* text) {
static const auto parse_esc = [](const char* text, const GPU::Color24& color) -> pair<const char*, GPU::Color24> {
static const auto char_to_color = [](char number) constexpr -> uint8_t {
return (1 << (number - '0')) - 1;
@ -40,15 +54,15 @@ namespace FontWriter {
return {text + 7, GPU::Color24(char_to_color(text[1]), char_to_color(text[3]), char_to_color(text[5]))};
};
const auto* cur_text_end = &TextBuffer[GPU::Display::current_id][TextBufferSize];
const auto* cur_text_end = &Pool::buffer[GPU::Display::current_id].text_buffer[Pool::Buffer::BufferSize];
const auto org_x = pos.x;
auto font_color = GPU::Color24::Grey();
while(TextPtr < cur_text_end) {
while(Pool::text_ptr < cur_text_end) {
const char cur_char = *text;
text++;
(*TextPtr)->position = pos;
(*Pool::text_ptr)->position = pos;
switch(cur_char) {
case '\0':
goto end;
@ -72,22 +86,14 @@ namespace FontWriter {
}
const uint8_t char_id = cur_char - '!';
(*TextPtr)->page = {static_cast<uint8_t>((char_id & 0xF) << 4), static_cast<uint8_t>((char_id >> 4) << 4)};
(*TextPtr)->color = font_color;
(*Pool::text_ptr)->page = {static_cast<uint8_t>((char_id & 0xF) << 4), static_cast<uint8_t>((char_id >> 4) << 4)};
(*Pool::text_ptr)->color = font_color;
TextLink = &TextLink->concat(*TextPtr);
TextPtr++;
Pool::last_link = &Pool::last_link->concat(*Pool::text_ptr);
Pool::text_ptr++;
}
end:
return pos;
}
void render() {
const auto render_id = GPU::Display::current_id ^ 1;
TextLink->terminate();
GPU::render(CharTexPage[render_id]);
reset_links();
}
}

44
examples/PoolBox/application/src/FontWriter/font_writer.hpp
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@ -1,17 +1,51 @@
#ifndef __FONT_WRITER_HPP__
#define __FONT_WRITER_HPP__
#include <PSX/GPU/gpu_types.hpp>
#include "../assets.hpp"
#include <PSX/GPU/gpu.hpp>
#include <stdint.h>
#pragma GCC warning "Remove this namespace and integrate to \"Objects\" folder?"
namespace FontWriter {
using namespace JabyEngine;
using Position = JabyEngine::GPU::PositionI16;
static constexpr auto TextBufferSize = 1024;
class FontWriter {
private:
class Pool {
private:
struct Buffer {
static constexpr auto BufferSize = 1024;
void setup();
GPU::TexPage::Linked page;
GPU::SPRT_16::Linked text_buffer[BufferSize];
Position write(Position pos, const char* text);
void render();
void setup();
};
static Buffer buffer[2];
static GPU::Link* last_link;
static GPU::SPRT_16::Linked* text_ptr;
static void reset_links();
public:
static void setup();
static void render();
friend class FontWriter;
};
public:
static void setup() {
Pool::setup();
}
static void render() {
Pool::render();
}
Position write(Position pos, const char* text);
};
}
#endif //!__FONT_WRITER_HPP__

2
examples/PoolBox/application/src/Objects/paco.hpp
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@ -24,7 +24,7 @@ namespace object {
{TIM.get_texture_x(), TIM.get_texture_y()},
GPU::TexturePageColor::$4bit).linked()),
sprite(GPU::SPRT(
// This pic used to be 122px (file size) and every tool would except it - however the display would be corrupt. Try it!!
#pragma GCC warning "This pic used to be 122px (file size) and every tool would except it - however the display would be corrupt"
GPU::AreaI16({0, 100}, {120, 128}),
GPU::PagePositionClut({0, 0}, GPU::PageClut(TIM.get_clut_x(), TIM.get_clut_y())),
GPU::Color24::Blue()).linked()),

10
examples/PoolBox/application/src/main.cpp
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@ -12,21 +12,23 @@ static object::Paco paco;
static void setup() {
Assets::load_for_main();
FontWriter::setup();
FontWriter::FontWriter::setup();
paco.setup();
}
static void update() {
const auto end_pos = FontWriter::write({0, 32}, "Cody is cute\n&\na \x1b[8;0;0mBAAAAABY!!!");
FontWriter::write(end_pos, "\x1b[0;7;7mJaby was\nhere c:");
FontWriter::FontWriter cursor;
const auto end_pos = cursor.write({0, 32}, "Cody is cute\n&\na \x1b[8;0;0mBAAAAABY!!!");
cursor.write(end_pos, "\x1b[0;7;7mJaby was\nhere c:");
paco.update();
}
static void render() {
GPU::swap_buffers_vsync(1);
FontWriter::render();
FontWriter::FontWriter::render();
paco.render();
}

3
include/PSX/GPU/Primitives/linked_elements.hpp
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@ -61,8 +61,7 @@ namespace JabyEngine {
struct LinkedElement : public Link {
T element;
constexpr LinkedElement() : Link(sizeof(T)), element() {
}
constexpr LinkedElement() = default;
constexpr LinkedElement(const T& element) : Link(sizeof(T)), element(element) {
}

1
include/PSX/GPU/Primitives/primitive_gpu_commands.hpp
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@ -11,6 +11,7 @@ namespace JabyEngine {
GPU_IO::GP0_t value;
constexpr TexPage() = default;
constexpr TexPage(const PositionU16& tex_pos, TexturePageColor tex_color, SemiTransparency transparency = SemiTransparency::B_Half_add_F_Half, bool dither = false) : value{
GPU_IO::Command::TexPage(tex_pos, transparency, tex_color, dither, false)} {}
};