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Removed VAO from 3d-demo, since it is a GL 2.1+ extension and is not good for GL 1 compatibility.
+4
-11
+4
-11
demos/3d/main.c
+4
-11
demos/3d/main.c
···
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#include "SDL.h"
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#include "SDL_gpu.h"
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#include "SDL_gpu_OpenGL_1.h"
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+
#include "glew.h"
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#include <stdlib.h>
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-
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GLuint VAO;
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GLuint VBO;
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GLuint modelViewProjection_loc;
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GLuint vertex_loc;
···
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gldata[20] = 1.0f;
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-
glUseProgram(p);
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glBindVertexArray(VAO);
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glUseProgram(p);
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GPU_GetModelViewProjection(mvp);
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glUniformMatrix4fv(modelViewProjection_loc, 1, 0, mvp);
···
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glDrawArrays(GL_TRIANGLES, 0, 3);
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glDisableVertexAttribArray(color_loc);
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glDisableVertexAttribArray(vertex_loc);
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glBindVertexArray(0);
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glDisableVertexAttribArray(vertex_loc);
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}
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void draw_3d_stuff(GPU_Target* screen)
···
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vertex_loc = GPU_GetAttributeLocation(p, "gpu_Vertex");
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color_loc = GPU_GetAttributeLocation(p, "gpu_Color");
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modelViewProjection_loc = GPU_GetUniformLocation(p, "gpu_ModelViewProjectionMatrix");
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glGenVertexArrays(1, &VAO);
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-
glBindVertexArray(VAO);
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glGenBuffers(1, &VBO);
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glBindBuffer(GL_ARRAY_BUFFER, VBO);