Shader working.

src/duskgl/display/shader/fragments/CMakeLists.txt

@@ -0,0 +1,10 @@
+# Copyright (c) 2025 Dominic Masters
+# 
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_TARGET_NAME}
+  PRIVATE
+    transforms.c
+)

src/duskgl/display/shader/fragments/transforms.c

@@ -0,0 +1,46 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "transforms.h"
+#include "display/window.h"
+
+shaderbuffer_t TRANSFORMS_BUFFER;
+transformsdata_t TRANSFORMS_DATA;
+
+void transformsInit() {
+  shaderBufferInit(&TRANSFORMS_BUFFER, sizeof(transformsdata_t));
+
+  glm_mat4_identity(TRANSFORMS_DATA.projection);
+  glm_mat4_identity(TRANSFORMS_DATA.view);
+}
+
+void transformsUpdate() {
+  TRANSFORMS_DATA.resolution[0] = WINDOW_WIDTH;
+  TRANSFORMS_DATA.resolution[1] = WINDOW_HEIGHT;
+
+  glm_perspective(
+    glm_rad(45.0f),
+    TRANSFORMS_DATA.resolution[0] / TRANSFORMS_DATA.resolution[1],
+    0.1f,
+    100.0f,
+    TRANSFORMS_DATA.projection
+  );
+
+  glm_lookat(
+    (vec3){ 3, 3, 3 },
+    (vec3){ 0, 0, 0 },
+    (vec3){ 0, 1, 0 },
+    TRANSFORMS_DATA.view
+  );
+
+  shaderBufferBind(&TRANSFORMS_BUFFER);
+  shaderBufferSetData(&TRANSFORMS_BUFFER, &TRANSFORMS_DATA);
+}
+
+void transformsDispose() {
+  shaderBufferDispose(&TRANSFORMS_BUFFER);
+}

src/duskgl/display/shader/fragments/transforms.glsl

@@ -16,11 +16,11 @@ layout(std140) uniform b_Transforms {
 };
 
 vec2 transformDisplayGetSize() {
-  return vec2(DISPLAY_WIDTH, DISPLAY_HEIGHT);
+  return vec2(SCREEN_WIDTH, SCREEN_HEIGHT);
 }
 
 float transformDisplayGetAspectRatio() {
-  return (float(DISPLAY_WIDTH) / float(DISPLAY_HEIGHT));
+  return (float(SCREEN_WIDTH) / float(SCREEN_HEIGHT));
 }
 
 vec2 transformResolutionGetSize() {

src/duskgl/display/shader/fragments/transforms.h

@@ -0,0 +1,35 @@
+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "display/shader/shaderbuffer.h"
+
+#define TRANSFORMS_BLOCK_NAME "b_Transforms"
+
+typedef struct {
+  mat4 projection;
+  mat4 view;
+  vec2 resolution;
+} transformsdata_t;
+
+extern shaderbuffer_t TRANSFORMS_BUFFER;
+extern transformsdata_t TRANSFORMS_DATA;
+
+/**
+ * Initializes the transforms buffer and data.
+ */
+void transformsInit();
+
+/**
+ * Updates the transforms buffer with the current data.
+ */
+void transformsUpdate();
+
+/**
+ * Destroys the transforms buffer.
+ */
+void transformsDispose();