diff options
Diffstat (limited to 'src/quickshapes/shaders_ng/lineargradient.vert')
-rw-r--r-- | src/quickshapes/shaders_ng/lineargradient.vert | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/src/quickshapes/shaders_ng/lineargradient.vert b/src/quickshapes/shaders_ng/lineargradient.vert index b4eb868186..13168b1c0f 100644 --- a/src/quickshapes/shaders_ng/lineargradient.vert +++ b/src/quickshapes/shaders_ng/lineargradient.vert @@ -6,17 +6,25 @@ layout(location = 1) in vec4 vertexColor; layout(location = 0) out float gradTabIndex; layout(std140, binding = 0) uniform buf { +#if QSHADER_VIEW_COUNT >= 2 + mat4 matrix[QSHADER_VIEW_COUNT]; +#else mat4 matrix; +#endif + mat4 gradientMatrix; vec2 gradStart; vec2 gradEnd; float opacity; } ubuf; -out gl_PerVertex { vec4 gl_Position; }; - void main() { + vec2 gradVertexCoord = (ubuf.gradientMatrix * vertexCoord).xy; vec2 gradVec = ubuf.gradEnd - ubuf.gradStart; - gradTabIndex = dot(gradVec, vertexCoord.xy - ubuf.gradStart) / (gradVec.x * gradVec.x + gradVec.y * gradVec.y); + gradTabIndex = dot(gradVec, gradVertexCoord - ubuf.gradStart) / (gradVec.x * gradVec.x + gradVec.y * gradVec.y); +#if QSHADER_VIEW_COUNT >= 2 + gl_Position = ubuf.matrix[gl_ViewIndex] * vertexCoord; +#else gl_Position = ubuf.matrix * vertexCoord; +#endif } |