diff options
| author | Emmanuel Gil Peyrot <emmanuel.peyrot@collabora.com> | 2015-12-09 21:39:23 +0000 |
|---|---|---|
| committer | Tomaž Vajngerl <tomaz.vajngerl@collabora.com> | 2015-12-11 15:28:59 +0100 |
| commit | 566eca14481ea70c83aef30824da911ccf834b41 (patch) | |
| tree | 4a48f2867bf8e054bb7d58d3ae03a899a057fc50 /slideshow/opengl | |
| parent | 4fcebe9f8a69f40bb8629da69df5974851515d2e (diff) | |
slideshow: upload the transform matrices as uniforms
Change-Id: I2380fc7f8462514e6c032b18b44df51fbaaccb9f
Diffstat (limited to 'slideshow/opengl')
| -rw-r--r-- | slideshow/opengl/basicVertexShader.glsl | 10 | ||||
| -rw-r--r-- | slideshow/opengl/reflectionVertexShader.glsl | 10 |
2 files changed, 16 insertions, 4 deletions
diff --git a/slideshow/opengl/basicVertexShader.glsl b/slideshow/opengl/basicVertexShader.glsl index 020616fff872..a4b258c69043 100644 --- a/slideshow/opengl/basicVertexShader.glsl +++ b/slideshow/opengl/basicVertexShader.glsl @@ -28,14 +28,20 @@ #version 120 +uniform mat4 u_sceneTransformMatrix; +uniform mat4 u_primitiveTransformMatrix; +uniform mat4 u_operationsTransformMatrix; + varying vec2 v_texturePosition; varying vec3 v_normal; void main( void ) { - gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; + mat4 modelViewMatrix = gl_ModelViewMatrix * u_operationsTransformMatrix * u_sceneTransformMatrix * u_primitiveTransformMatrix; + mat3 normalMatrix = mat3(transpose(inverse(modelViewMatrix))); + gl_Position = gl_ProjectionMatrix * modelViewMatrix * gl_Vertex; v_texturePosition = gl_MultiTexCoord0.xy; - v_normal = normalize(gl_NormalMatrix * gl_Normal); + v_normal = normalize(normalMatrix * gl_Normal); } /* vim:set shiftwidth=4 softtabstop=4 expandtab: */ diff --git a/slideshow/opengl/reflectionVertexShader.glsl b/slideshow/opengl/reflectionVertexShader.glsl index 5087b98c57b0..ad9b0330322d 100644 --- a/slideshow/opengl/reflectionVertexShader.glsl +++ b/slideshow/opengl/reflectionVertexShader.glsl @@ -28,15 +28,21 @@ #version 130 +uniform mat4 u_sceneTransformMatrix; +uniform mat4 u_primitiveTransformMatrix; +uniform mat4 u_operationsTransformMatrix; + varying vec2 v_texturePosition; varying vec3 v_normal; varying float v_isShadow; void main( void ) { - gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; + mat4 modelViewMatrix = gl_ModelViewMatrix * u_operationsTransformMatrix * u_sceneTransformMatrix * u_primitiveTransformMatrix; + mat3 normalMatrix = mat3(transpose(inverse(modelViewMatrix))); + gl_Position = gl_ProjectionMatrix * modelViewMatrix * gl_Vertex; v_texturePosition = gl_MultiTexCoord0.xy; - v_normal = normalize(gl_NormalMatrix * gl_Normal); + v_normal = normalize(normalMatrix * gl_Normal); v_isShadow = float(gl_VertexID >= 6); } |