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Save framebuffer.

This commit is contained in:
Brandon Wright 2018-10-22 13:56:18 -05:00
parent 85608d9384
commit 58e04558c6
1 changed files with 6 additions and 2 deletions
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8
shaders/glsl.cpp
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@ -558,6 +558,10 @@ void GLSLShader::render(GLuint &orig,
int viewport_width, int viewport_height, int viewport_width, int viewport_height,
GLSLViewportCallback vpcallback) GLSLViewportCallback vpcallback)
{ {
GLint saved_framebuffer;
glGetIntegerv (GL_FRAMEBUFFER_BINDING, &saved_framebuffer);
frame_count++; frame_count++;
// set up our dummy pass for easier loop code // set up our dummy pass for easier loop code
@ -651,7 +655,7 @@ void GLSLShader::render(GLuint &orig,
int out_height = 0; int out_height = 0;
// output to the screen // output to the screen
glBindFramebuffer(GL_FRAMEBUFFER, 0); glBindFramebuffer(GL_FRAMEBUFFER, saved_framebuffer);
vpcallback (pass[i].width, pass[i].height, vpcallback (pass[i].width, pass[i].height,
viewport_x, viewport_y, viewport_x, viewport_y,
viewport_width, viewport_height, viewport_width, viewport_height,
@ -700,7 +704,7 @@ void GLSLShader::render(GLuint &orig,
} }
// Disable framebuffer // Disable framebuffer
glBindFramebuffer(GL_FRAMEBUFFER, 0); glBindFramebuffer(GL_FRAMEBUFFER, saved_framebuffer);
glActiveTexture(GL_TEXTURE0); glActiveTexture(GL_TEXTURE0);
glUseProgram (0); glUseProgram (0);