About to refator tools... again
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10
src/display/ui/CMakeLists.txt
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10
src/display/ui/CMakeLists.txt
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# Copyright (c) 2025 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Sources
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target_sources(${DUSK_TARGET_NAME}
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PRIVATE
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rendertext.c
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)
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160
src/display/ui/rendertext.c
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160
src/display/ui/rendertext.c
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// /**
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// * Copyright (c) 2025 Dominic Masters
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// *
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// * This software is released under the MIT License.
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// * https://opensource.org/licenses/MIT
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// */
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// #include "rendertext.h"
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// #include "display/display.h"
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// #include "assert/assert.h"
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// #include "display/spritebatch/spritebatch.h"
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// #include "util/memory.h"
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// #include "util/math.h"
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// texture_t RENDER_TEXT_TEXTURE;
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// static mesh_t RENDER_TEXT_QUAD_MESH;
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// void renderTextInit(void) {
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// const int32_t cols = FONT_COLUMN_COUNT;
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// const int32_t rows = (FONT_TILE_COUNT + cols - 1) / cols;
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// const int32_t inputFontWidth = cols * FONT_TILE_WIDTH;
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// const int32_t inputFontHeight = rows * FONT_TILE_HEIGHT;
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// int32_t outputFontWidth = inputFontWidth;
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// int32_t outputFontHeight = inputFontHeight;
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// // // Round up to nearest power of 2
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// // #if PSP
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// // outputFontWidth = mathNextPowTwo(inputFontWidth);
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// // outputFontHeight = mathNextPowTwo(inputFontHeight);
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// // #endif
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// uint8_t *pixels = (uint8_t *)memoryAllocate(
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// outputFontWidth * outputFontHeight *
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// sizeof(uint8_t)
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// );
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// // Buffer the pixels.
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// for(int tileIndex = 0; tileIndex < FONT_TILE_COUNT; ++tileIndex) {
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// const int32_t tileX = (tileIndex % FONT_COLUMN_COUNT) * FONT_TILE_WIDTH;
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// const int32_t tileY = (tileIndex / FONT_COLUMN_COUNT) * FONT_TILE_HEIGHT;
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// const uint8_t* tile = TILE_PIXEL_DATA[tileIndex];
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// for (int y = 0; y < FONT_TILE_HEIGHT; ++y) {
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// for (int x = 0; x < FONT_TILE_WIDTH; ++x) {
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// const int32_t pixel = (tileY + y) * outputFontWidth + (tileX + x);
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// const int32_t pixelOffset = pixel;
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// uint8_t value = tile[y * FONT_TILE_WIDTH + x];
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// pixels[pixel] = value ? 0xFF : 0x00; // Alpha channel
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// }
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// }
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// }
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// textureInit(
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// &RENDER_TEXT_TEXTURE,
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// outputFontWidth, outputFontHeight,
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// TEXTURE_FORMAT_ALPHA, pixels
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// );
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// memoryFree(pixels);
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// }
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// void renderTextDrawChar(
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// const float_t x,
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// const float_t y,
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// const char_t c,
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// const uint8_t r,
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// const uint8_t g,
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// const uint8_t b
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// ) {
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// int32_t tileIndex = (int32_t)(c) - FONT_CHAR_START;
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// assertTrue(
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// tileIndex >= 0 && tileIndex < FONT_TILE_COUNT,
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// "Character is out of bounds for font tiles"
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// );
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// const float_t w = (float)RENDER_TEXT_TEXTURE.width;
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// const float_t h = (float)RENDER_TEXT_TEXTURE.height;
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// const int32_t tileX = (tileIndex % FONT_COLUMN_COUNT);
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// const int32_t tileY = (tileIndex / FONT_COLUMN_COUNT);
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// spriteBatchPush(
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// &RENDER_TEXT_TEXTURE,
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// x, y,
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// x + FONT_TILE_WIDTH, y + FONT_TILE_HEIGHT,
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// r, g, b, 0xFF,
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// (tileX * FONT_TILE_WIDTH) / w,
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// (tileY * FONT_TILE_HEIGHT) / h,
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// ((tileX + 1) * FONT_TILE_WIDTH) / w,
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// ((tileY + 1) * FONT_TILE_HEIGHT) / h
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// );
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// }
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// void renderTextDraw(
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// const float_t x,
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// const float_t y,
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// const char_t *text,
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// const uint8_t r,
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// const uint8_t g,
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// const uint8_t b
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// ) {
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// assertNotNull(text, "Text cannot be NULL");
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// float_t posX = x;
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// float_t posY = y;
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// char_t c;
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// int32_t i = 0;
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// while((c = text[i++]) != '\0') {
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// if(c == '\n') {
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// posX = x;
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// posY += FONT_TILE_HEIGHT;
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// continue;
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// }
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// renderTextDrawChar(posX, posY, c, r, g, b);
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// posX += FONT_TILE_WIDTH;
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// }
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// }
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// void renderTextMeasure(
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// const char_t *text,
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// int32_t *outWidth,
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// int32_t *outHeight
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// ) {
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// assertNotNull(text, "Text cannot be NULL");
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// assertNotNull(outWidth, "Output width pointer cannot be NULL");
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// assertNotNull(outHeight, "Output height pointer cannot be NULL");
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// int32_t width = 0;
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// int32_t height = FONT_TILE_HEIGHT;
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// int32_t lineWidth = 0;
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// char_t c;
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// int32_t i = 0;
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// while((c = text[i++]) != '\0') {
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// if(c == '\n') {
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// if(lineWidth > width) {
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// width = lineWidth;
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// }
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// lineWidth = 0;
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// height += FONT_TILE_HEIGHT;
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// continue;
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// }
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// lineWidth += FONT_TILE_WIDTH;
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// }
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// if(lineWidth > width) {
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// width = lineWidth;
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// }
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// *outWidth = width;
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// *outHeight = height;
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// }
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// lineWidth += FONT_TILE_WIDTH;
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// void renderTextDispose(void) {
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// textureDispose(&RENDER_TEXT_TEXTURE);
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// }
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72
src/display/ui/rendertext.h
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72
src/display/ui/rendertext.h
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@@ -0,0 +1,72 @@
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/**
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* Copyright (c) 2025 Dominic Masters
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*
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* This software is released under the MIT License.
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* https://opensource.org/licenses/MIT
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*/
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#pragma once
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#include "display/texture/texture.h"
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extern texture_t RENDER_TEXT_TEXTURE;
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/**
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* Initializes the text rendering system.
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*/
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void renderTextInit(void);
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/**
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* Draws a single character at the specified position.
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*
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* @param x The x-coordinate to draw the character at.
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* @param y The y-coordinate to draw the character at.
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* @param c The character to draw.
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* @param r The red component of the color (0-255).
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* @param g The green component of the color (0-255).
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* @param b The blue component of the color (0-255).
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*/
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void renderTextDrawChar(
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const float_t x,
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const float_t y,
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const char_t c,
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const uint8_t r,
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const uint8_t g,
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const uint8_t b
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);
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/**
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* Draws a string of text at the specified position.
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*
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* @param x The x-coordinate to draw the text at.
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* @param y The y-coordinate to draw the text at.
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* @param text The null-terminated string of text to draw.
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* @param r The red component of the color (0-255).
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* @param g The green component of the color (0-255).
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* @param b The blue component of the color (0-255).
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*/
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void renderTextDraw(
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const float_t x,
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const float_t y,
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const char_t *text,
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const uint8_t r,
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const uint8_t g,
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const uint8_t b
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);
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/**
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* Measures the width and height of the given text string when rendered.
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*
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* @param text The null-terminated string of text to measure.
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* @param outWidth Pointer to store the measured width in pixels.
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* @param outHeight Pointer to store the measured height in pixels.
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*/
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void renderTextMeasure(
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const char_t *text,
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int32_t *outWidth,
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int32_t *outHeight
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);
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/**
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* Disposes of the text rendering system, freeing any allocated resources.
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*/
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void renderTextDispose(void);
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