Matrices

src/dusksdl2/display/camera/camera.c

@@ -17,11 +17,15 @@ void cameraUIPush(void) {
   glLoadIdentity();
 
   glViewport(0, 0, RENDER_WIDTH, RENDER_HEIGHT);
-  glOrtho(
+
+  mat4 ortho;
+  glm_ortho(
     0.0f, (float_t)RENDER_WIDTH,
     (float_t)RENDER_HEIGHT, 0.0f,
-    -1.0f, 1.0f
+    -1.0f, 1.0f,
+    ortho
   );
+  glLoadMatrixf((const GLfloat*)ortho);
 
   glMatrixMode(GL_MODELVIEW);
   glLoadIdentity();
@@ -37,23 +41,27 @@ void cameraScreenPush(void) {
   glMatrixMode(GL_PROJECTION);
   glLoadIdentity();
 
+  mat4 ortho;
   #if RENDER_USE_FRAMEBUFFER
     int32_t windowWidth, windowHeight;
     SDL_GetWindowSize(RENDER_WINDOW, &windowWidth, &windowHeight);
 
     glViewport(0, 0, windowWidth, windowHeight);
-    glOrtho(
-      0.0f, (float_t)windowWidth,
+    glm_ortho(
+      0.0f, (float_t) windowWidth,
       (float_t)windowHeight, 0.0f,
-      -1.0f, 1.0f
+      -1.0f, 1.0f,
+      ortho
     );
   #else
-    glOrtho(
+    glm_ortho(
       0.0f, (float_t)RENDER_WIDTH,
       (float_t)RENDER_HEIGHT, 0.0f,
-      -1.0f, 1.0f
+      -1.0f, 1.0f,
+      ortho
     );
   #endif
+  glLoadMatrixf((const GLfloat*)ortho);
 
   glMatrixMode(GL_MODELVIEW);
   glLoadIdentity();
@@ -66,7 +74,10 @@ void cameraScreenPop(void) {
 void cameraOverworldPush(void) {
   glPushMatrix();
   glLoadIdentity();
-  glViewport(0, 0, RENDER_WIDTH, RENDER_HEIGHT);
+
+  #if RENDER_USE_FRAMEBUFFER
+    glViewport(0, 0, RENDER_WIDTH, RENDER_HEIGHT);
+  #endif
 
   glMatrixMode(GL_PROJECTION);
   glLoadIdentity();
@@ -107,18 +118,6 @@ void cameraOverworldPush(void) {
 
   glMatrixMode(GL_MODELVIEW);
   glLoadIdentity();
-
-  // glOrtho(
-  //   0.0f, (float_t)RENDER_WIDTH,
-  //   (float_t)RENDER_HEIGHT, 0.0f,
-  //   -1.0f, 1.0f
-  // );
-
-  // glTranslatef(
-  //   -((float_t)OVERWORLD_CAMERA_X) + ((float_t)RENDER_WIDTH / 2.0f),
-  //   -((float_t)OVERWORLD_CAMERA_Y) + ((float_t)RENDER_HEIGHT / 2.0f),
-  //   0.0f
-  // );
 }
 
 void cameraOverworldPop(void) {