Fixed dolphin rendering.

assets/scene/minesweeper.lua

@@ -195,13 +195,16 @@ function sceneRender()
   view = cameraGetViewMatrix(camera)
   shaderSetMatrix(SHADER_UNLIT, SHADER_UNLIT_VIEW, view)
 
-  -- textDraw(10, 10, "Hello World\nHow are you?")
-
+  shaderSetTexture(SHADER_UNLIT, SHADER_UNLIT_TEXTURE, nil)
   spriteBatchPush(
     x, y,
     x + 32, y + 32,
     colorWhite()
   )
+  spriteBatchFlush()
+
+  textDraw(10, 10, "Hello World\nHow are you?", colorRed())
+  spriteBatchFlush()
 
   -- Update mouse position
   -- if INPUT_POINTER then
@@ -258,5 +261,4 @@ function sceneRender()
   --     )
   --   end
   -- end
-  spriteBatchFlush()
 end

src/dusk/display/camera/camera.c

@@ -37,7 +37,7 @@ void cameraInitOrthographic(camera_t *camera) {
   camera->orthographic.right = SCREEN.width;
   camera->orthographic.top = 0.0f;
   camera->orthographic.bottom = SCREEN.height;
-  camera->nearClip = -1.0f;
+  camera->nearClip = 0.1f;
   camera->farClip = 1.0f;
 
   camera->viewType = CAMERA_VIEW_TYPE_2D;

src/dusk/display/display.c

@@ -23,6 +23,24 @@
 #include "script/module/display/moduleshader.h"
 
 display_t DISPLAY = { 0 };
+  mesh_t mesh;
+  meshvertex_t vertices[3] = {
+    {
+      .color = { 255, 0, 0, 255 },
+      .uv = { 0.0f, 0.0f },
+      .pos = { 0.0f, 0.5f, 0.0f }
+    },
+    {
+      .color = { 0, 255, 0, 255 },
+      .uv = { 0.5f, 1.0f },
+      .pos = { -0.5f, -0.5f, 0.0f }
+    },
+    {
+      .color = { 0, 0, 255, 255 },
+      .uv = { 1.0f, 0.0f },
+      .pos = { 0.5f, -0.5f, 0.0f }
+    }
+  };
 
 errorret_t displayInit(void) {
   memoryZero(&DISPLAY, sizeof(DISPLAY));
@@ -50,6 +68,9 @@ errorret_t displayInit(void) {
   errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_MODEL, mat));
   errorChain(shaderSetTexture(&SHADER_UNLIT, SHADER_UNLIT_TEXTURE, NULL));
 
+
+  errorChain(meshInit(&mesh, MESH_PRIMITIVE_TYPE_TRIANGLES, 3, vertices));
+
   errorOk();
 }
 
@@ -69,7 +90,26 @@ errorret_t displayUpdate(void) {
     SCREEN.background
   );
 
-  errorChain(sceneRender());
+  camera_t cam;
+  cameraInitOrthographic(&cam);
+  cam.orthographic.right = SCREEN.width;
+  cam.orthographic.top = SCREEN.height;
+  cam.orthographic.left = 0;
+  cam.orthographic.bottom = 0;
+
+  mat4 mat;
+  cameraGetProjectionMatrix(&cam, mat);
+  errorChain(shaderBind(&SHADER_UNLIT));
+  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_PROJECTION, mat));
+  cameraGetViewMatrix(&cam, mat);
+  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_VIEW, mat));
+  glm_mat4_identity(mat);
+  errorChain(shaderSetMatrix(&SHADER_UNLIT, SHADER_UNLIT_MODEL, mat));
+  
+  textDraw(32, 32, "Hello World", COLOR_WHITE, &DEFAULT_FONT_TILESET, &DEFAULT_FONT_TEXTURE);
+  spriteBatchFlush();
+
+  // errorChain(sceneRender());
 
   // Render UI
   // uiRender();

src/dusk/script/module/display/moduleshader.c

@@ -90,5 +90,31 @@ int moduleShaderSetMatrix(lua_State *l) {
 
 int moduleShaderSetTexture(lua_State *l) {
   assertNotNull(l, "Lua state cannot be NULL.");
+
+  shader_t *shader = (shader_t *)lua_touserdata(l, 1);
+  assertNotNull(shader, "Shader pointer cannot be NULL.");
+
+  const char_t *uniformName = luaL_checkstring(l, 2);
+  assertStrLenMin(uniformName, 1, "Uniform name cannot be empty.");
+
+  texture_t *texture;
+  // Texture can be Nil or a pointer, if not nil it must be a texture pointer.
+  if(lua_isnil(l, 3)) {
+    texture = NULL;
+  } else if(lua_isuserdata(l, 3)) {
+    texture = (texture_t *)lua_touserdata(l, 3);
+    assertNotNull(texture, "Texture pointer cannot be NULL.");
+  } else {
+    luaL_error(l, "Third argument must be a texture_mt userdata or nil.");
+    return 0;
+  }
+
+  errorret_t ret = shaderSetTexture(shader, uniformName, texture);
+  if(ret.code != ERROR_OK) {
+    luaL_error(l, "Failed to set shader texture: %s", ret.state->message);
+    errorCatch(errorPrint(ret));
+    return 0;
+  }
+
   return 0;
 }

src/duskdolphin/display/camera/cameradolphin.c

@@ -11,6 +11,10 @@
 
 void cameraPushMatrixDolphin(camera_t *camera) {
   assertNotNull(camera, "Camera cannot be null");
+  assertTrue(
+    camera->nearClip > 0.0f,
+    "Camera near clip must be greater than 0 for Dolphin"
+  );
 
   Mtx44 guProjection;
   Mtx guView;

src/duskdolphin/display/shader/shaderdolphin.c

@@ -60,15 +60,15 @@ errorret_t shaderSetMatrixDolphin(
   
   if(stringCompare(name, SHADER_UNLIT_PROJECTION) == 0) {
     shader->dirtyMatrix |= SHADER_DOLPHIN_DIRTY_PROJ;
-    glm_mat4_ucopy(mat, shader->proj);
+    glm_mat4_copy(mat, shader->proj);
 
   } else if(stringCompare(name, SHADER_UNLIT_VIEW) == 0) {
     shader->dirtyMatrix |= SHADER_DOLPHIN_DIRTY_VIEW;
-    glm_mat4_ucopy(mat, shader->view);
+    glm_mat4_copy(mat, shader->view);
 
   } else if(stringCompare(name, SHADER_UNLIT_MODEL) == 0) {
     shader->dirtyMatrix |= SHADER_DOLPHIN_DIRTY_MODEL;
-    glm_mat4_ucopy(mat, shader->model);
+    glm_mat4_copy(mat, shader->model);
     
   } else {
     assertUnreachable("Cannot use a custom matrix on dolphin.");
@@ -107,7 +107,7 @@ errorret_t shaderSetTextureDolphin(
     GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORDNULL, GX_TEXMAP_NULL, GX_COLOR0A0);
     GX_SetTevOp(GX_TEVSTAGE0, GX_PASSCLR);
 
-    // GX_SetBlendMode(GX_BM_NONE, GX_BL_ONE, GX_BL_ZERO, GX_LO_CLEAR);
+    GX_SetBlendMode(GX_BM_NONE, GX_BL_ONE, GX_BL_ZERO, GX_LO_CLEAR);
     GX_SetAlphaCompare(GX_ALWAYS, 0, GX_AOP_AND, GX_ALWAYS, 0);
 
     errorOk();