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Fix: framebuffer color format.

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J. de Vries
2016-03-06 11:24:34 +01:00
parent 20999a1b68
commit 2bf1ed16f1
2 changed files with 6 additions and 3 deletions
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4
src/5.advanced_lighting/6.hdr/hdr.cpp
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@@ -104,7 +104,7 @@ int main()
GLuint colorBuffer;
glGenTextures(1, &colorBuffer);
glBindTexture(GL_TEXTURE_2D, colorBuffer);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB16F, SCR_WIDTH, SCR_HEIGHT, 0, GL_RGB, GL_FLOAT, NULL);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA16F, SCR_WIDTH, SCR_HEIGHT, 0, GL_RGBA, GL_FLOAT, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
// - Create depth buffer (renderbuffer)
@@ -333,7 +333,7 @@ void Do_Movement()
keysPressed[GLFW_KEY_SPACE] = true;
}
// Change parallax height scale
// Change exposure of the scene's HDR camera
if (keys[GLFW_KEY_Q])
exposure -= 0.5 * deltaTime;
else if (keys[GLFW_KEY_E])

5
src/5.advanced_lighting/8.deferred_shading/deferred_shading.cpp
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@@ -141,7 +141,7 @@ int main()
// - Color + Specular color buffer
glGenTextures(1, &gAlbedoSpec);
glBindTexture(GL_TEXTURE_2D, gAlbedoSpec);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SCR_WIDTH, SCR_HEIGHT, 0, GL_RGBA, GL_FLOAT, NULL);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, SCR_WIDTH, SCR_HEIGHT, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT2, GL_TEXTURE_2D, gAlbedoSpec, 0);
@@ -230,6 +230,9 @@ int main()
// 2.5. Copy content of geometry's depth buffer to default framebuffer's depth buffer
glBindFramebuffer(GL_READ_FRAMEBUFFER, gBuffer);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0); // Write to default framebuffer
// blit to default framebuffer. Note that this may or may not work as the internal formats of both the FBO and default framebuffer have to match.
// the internal formats are implementation defined. This works on all of my systems, but if it doesn't on yours you'll likely have to write to the
// depth buffer in another stage (or somehow see to match the default framebuffer's internal format with the FBO's internal format).
glBlitFramebuffer(0, 0, SCR_WIDTH, SCR_HEIGHT, 0, 0, SCR_WIDTH, SCR_HEIGHT, GL_DEPTH_BUFFER_BIT, GL_NEAREST);
glBindFramebuffer(GL_FRAMEBUFFER, 0);