prog

2026-06-18 20:25:54 -05:00
parent 730a5b2b10
commit 57b2cdb9d1
111 changed files with 865 additions and 3328 deletions
@@ -0,0 +1,68 @@
+/**
+ * Copyright (c) 2026 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "texture.h"
+#include "assert/assert.h"
+#include "util/memory.h"
+#include "util/math.h"
+#include "display/display.h"
+
+texture_t TEXTURE_WHITE;
+color_t TEXTURE_WHITE_PIXELS[4*4] = {
+  COLOR_WHITE, COLOR_WHITE, COLOR_WHITE, COLOR_WHITE,
+  COLOR_WHITE, COLOR_WHITE, COLOR_WHITE, COLOR_WHITE,
+  COLOR_WHITE, COLOR_WHITE, COLOR_WHITE, COLOR_WHITE,
+  COLOR_WHITE, COLOR_WHITE, COLOR_WHITE, COLOR_WHITE,
+};
+
+texture_t TEXTURE_TEST;
+color_t TEXTURE_TEST_PIXELS[4*4] = {
+  COLOR_BLACK, COLOR_MAGENTA, COLOR_BLACK, COLOR_MAGENTA,
+  COLOR_MAGENTA, COLOR_BLACK, COLOR_MAGENTA, COLOR_BLACK,
+  COLOR_BLACK, COLOR_MAGENTA, COLOR_BLACK, COLOR_MAGENTA,
+  COLOR_MAGENTA, COLOR_BLACK, COLOR_MAGENTA, COLOR_BLACK,
+};
+
+errorret_t textureInit(
+  texture_t *texture,
+  const int32_t width,
+  const int32_t height,
+  const textureformat_t format,
+  const texturedata_t data
+) {
+  assertNotNull(texture, "Texture cannot be NULL");
+  assertTrue(width > 0 && height > 0, "width/height must be greater than 0");
+  assertTrue(width == mathNextPowTwo(width), "Width must be a power of 2.");
+  assertTrue(height == mathNextPowTwo(height), "Height must be a power of 2.");
+
+  if(texture->format == TEXTURE_FORMAT_RGBA) {
+    assertNotNull(data.rgbaColors, "RGBA color data cannot be NULL");
+  } else if(texture->format == TEXTURE_FORMAT_PALETTE) {
+    assertNotNull(data.paletted.indices, "Palette indices cannot be NULL");
+    assertNotNull(data.paletted.palette, "Palette colors cannot be NULL");
+    assertTrue(
+      data.paletted.palette->count ==
+      mathNextPowTwo(data.paletted.palette->count),
+      "Palette color count must be a power of 2"
+    );
+  }
+
+  memoryZero(texture, sizeof(texture_t));
+  texture->width = width;
+  texture->height = height;
+  texture->format = format;
+
+  errorChain(textureInitPlatform(texture, width, height, format, data));
+  errorOk();
+}
+
+errorret_t textureDispose(texture_t *texture) {
+  assertNotNull(texture, "Texture cannot be NULL");
+
+  errorChain(textureDisposePlatform(texture));
+  errorOk();
+}