Fix crash in GLSL when overlays with many textures are used.

Have to call shader->use() for each set_coords or we overflow
the attribs array cached buffer.
This commit is contained in:
Themaister 2013-12-26 23:34:40 +01:00
parent fc8ac5618d
commit 77a62573a2
2 changed files with 13 additions and 7 deletions

View File

@ -2522,9 +2522,6 @@ static void gl_render_overlay(void *data)
1.0f, 1.0f, 1.0f, 1.0f,
};
if (gl->shader)
gl->shader->use(GL_SHADER_STOCK_BLEND);
glEnable(GL_BLEND);
if (gl->overlay_full_screen)
@ -2532,6 +2529,10 @@ static void gl_render_overlay(void *data)
for (i = 0; i < gl->overlays; i++)
{
// Ensure that we reset the attrib array.
if (gl->shader)
gl->shader->use(GL_SHADER_STOCK_BLEND);
glBindTexture(GL_TEXTURE_2D, gl->overlay[i].tex);
for (j = 0; j < 4; j++)
white_color_mod[3 + j * 4] = gl->overlay[i].alpha_mod;

View File

@ -552,11 +552,16 @@ static void gl_glsl_set_attribs(GLuint vbo, GLfloat *buffer, size_t *buffer_elem
for (i = 0; i < num_attrs; i++)
{
GLint loc = attrs[i].loc;
glEnableVertexAttribArray(loc);
gl_attribs[gl_attrib_index++] = loc;
if (gl_attrib_index < ARRAY_SIZE(gl_attribs))
{
glEnableVertexAttribArray(loc);
glVertexAttribPointer(loc, attrs[i].size, GL_FLOAT, GL_FALSE, 0,
(const GLvoid*)(uintptr_t)attrs[i].offset);
gl_attribs[gl_attrib_index++] = loc;
}
else
RARCH_WARN("Attrib array buffer was overflown!\n");
}
glBindBuffer(GL_ARRAY_BUFFER, 0);