- [FIX] Ja se pot amagar i mostrar el cursor.

- [FIX] Arreglat error al carregar arxius zero_terminated.
- [ONGOING] Un poc de treball en shaders més avançats.

source/jshader.cpp

@@ -49,6 +49,7 @@ namespace shader
     PFNGLGETPROGRAMINFOLOGPROC glGetProgramInfoLog;
     PFNGLUSEPROGRAMPROC glUseProgram;
     PFNGLGETUNIFORMLOCATIONPROC glGetUniformLocation;
+    PFNGLUNIFORM2FPROC glUniform2f;
 
     bool initGLExtensions() {
         glCreateShader = (PFNGLCREATESHADERPROC)SDL_GL_GetProcAddress("glCreateShader");
@@ -66,11 +67,12 @@ namespace shader
         glGetProgramInfoLog = (PFNGLGETPROGRAMINFOLOGPROC)SDL_GL_GetProcAddress("glGetProgramInfoLog");
         glUseProgram = (PFNGLUSEPROGRAMPROC)SDL_GL_GetProcAddress("glUseProgram");
         glGetUniformLocation = (PFNGLGETUNIFORMLOCATIONPROC)SDL_GL_GetProcAddress("glGetUniformLocation");
+        glUniform2f = (PFNGLUNIFORM2FPROC)SDL_GL_GetProcAddress("glUniform2f");
 
         return glCreateShader && glShaderSource && glCompileShader && glGetShaderiv && 
             glGetShaderInfoLog && glDeleteShader && glAttachShader && glCreateProgram &&
             glDeleteProgram && glLinkProgram && glValidateProgram && glGetProgramiv &&
-            glGetProgramInfoLog && glUseProgram && glGetUniformLocation;
+            glGetProgramInfoLog && glUseProgram && glGetUniformLocation && glUniform2f;
     }
 
     #endif
@@ -205,6 +207,7 @@ namespace shader
             can_use_opengl = false;
             return false;
         }
+
         can_use_opengl = true;
         return true;
     }
@@ -236,6 +239,9 @@ namespace shader
                 glUseProgram(programId);
             }
 
+            //GLint loc = glGetUniformLocation(programId, "TextureSize");
+            //glUniform2f(loc, 320, 256);
+
             glEnable(GL_TEXTURE_2D);
             glActiveTexture(GL_TEXTURE0);
             glBindTexture(GL_TEXTURE_2D, 1);
@@ -265,6 +271,7 @@ namespace shader
             SDL_RenderTexture(renderer, backBuffer, NULL, &window);
             SDL_RenderPresent(renderer);
         }
-        if (glGetError()) { printf("GLERROR!\n"); exit(1); }
+        int glerror = glGetError();
+        if (glerror) { printf("GLERROR: %i\n", glerror); exit(1); }
     }
 }