SPV: Implement extension SPV_KHR_shader_draw_parameters.

2016-07-22 18:15:31 +08:00
parent dd2fc1f3d8
commit f3b27471f8
7 changed files with 158 additions and 24 deletions
--- a/Test/spv.shaderDrawParams.vert
+++ b/Test/spv.shaderDrawParams.vert
@@ -0,0 +1,16 @@
+#version 450 core
+
+#extension GL_ARB_shader_draw_parameters: enable
+
+layout(binding = 0) uniform Block
+{
+    vec4 pos[2][4];
+} block;
+
+void main()
+{
+    if ((gl_BaseVertexARB > 0) || (gl_BaseInstanceARB > 0))
+        gl_Position = block.pos[0][gl_DrawIDARB % 4];
+    else
+        gl_Position = block.pos[1][gl_DrawIDARB % 4];
+}