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gl_common: use vao 

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui 2019-04-01 19:57:49 +01:00
parent 7698f9c642
commit 23e2ac16b3
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GPG Key ID: 37C999F617EA1A47
1 changed files with 19 additions and 0 deletions
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19
src/backend/gl/gl_common.c
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@ -271,6 +271,10 @@ void gl_compose(backend_t *base, void *image_data, int dst_x, int dst_y,
sizeof(GLuint) * 6);
}
GLuint vao;
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
GLuint bo[2];
glGenBuffers(2, bo);
glBindBuffer(GL_ARRAY_BUFFER, bo[0]);
@ -288,6 +292,8 @@ void gl_compose(backend_t *base, void *image_data, int dst_x, int dst_y,
glDrawElements(GL_TRIANGLES, nrects * 6, GL_UNSIGNED_INT, NULL);
glDisableVertexAttribArray((GLuint)gd->win_shader.coord_loc);
glDisableVertexAttribArray((GLuint)gd->win_shader.in_texcoord);
glBindVertexArray(0);
glDeleteVertexArrays(1, &vao);
// Cleanup
glBindTexture(GL_TEXTURE_2D, 0);
@ -381,6 +387,10 @@ bool gl_blur(backend_t *base, double opacity, const region_t *reg_blur,
sizeof(GLuint) * 6);
}
GLuint vao;
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
GLuint bo[2];
glGenBuffers(2, bo);
glBindBuffer(GL_ARRAY_BUFFER, bo[0]);
@ -457,6 +467,8 @@ end:
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glDeleteBuffers(2, bo);
glBindVertexArray(0);
glDeleteVertexArrays(1, &vao);
free(indices);
free(coord);
@ -585,6 +597,11 @@ void gl_fill(backend_t *base, double r, double g, double b, double a, const regi
int nrects;
const rect_t *rect = pixman_region32_rectangles((region_t *)clip, &nrects);
struct gl_data *gd = (void *)base;
GLuint vao;
glGenVertexArrays(1, &vao);
glBindVertexArray(vao);
GLuint bo[2];
glGenBuffers(2, bo);
glUseProgram(gd->fill_shader.prog);
@ -619,6 +636,8 @@ void gl_fill(backend_t *base, double r, double g, double b, double a, const regi
glBindBuffer(GL_ARRAY_BUFFER, 0);
glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
glDisableVertexAttribArray((GLuint)gd->fill_shader.in_coord_loc);
glBindVertexArray(0);
glDeleteVertexArrays(1, &vao);
glDeleteBuffers(2, bo);
}