diff options
Diffstat (limited to 'src/mesa/vbo')
| -rw-r--r-- | src/mesa/vbo/vbo_exec_array.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/src/mesa/vbo/vbo_exec_array.c b/src/mesa/vbo/vbo_exec_array.c index 6858eb30b73..e5eeae44ece 100644 --- a/src/mesa/vbo/vbo_exec_array.c +++ b/src/mesa/vbo/vbo_exec_array.c @@ -404,7 +404,8 @@ vbo_bind_arrays(struct gl_context *ctx) */ static void vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start, - GLsizei count, GLuint numInstances, GLuint baseInstance) + GLsizei count, GLuint numInstances, GLuint baseInstance, + GLuint drawID) { struct vbo_context *vbo = vbo_context(ctx); struct _mesa_prim prim[2]; @@ -420,6 +421,7 @@ vbo_draw_arrays(struct gl_context *ctx, GLenum mode, GLint start, prim[0].mode = mode; prim[0].num_instances = numInstances; prim[0].base_instance = baseInstance; + prim[0].draw_id = drawID; prim[0].is_indirect = 0; prim[0].start = start; prim[0].count = count; @@ -572,7 +574,7 @@ vbo_exec_DrawArrays(GLenum mode, GLint start, GLsizei count) if (0) check_draw_arrays_data(ctx, start, count); - vbo_draw_arrays(ctx, mode, start, count, 1, 0); + vbo_draw_arrays(ctx, mode, start, count, 1, 0, 0); if (0) print_draw_arrays(ctx, mode, start, count); @@ -600,7 +602,7 @@ vbo_exec_DrawArraysInstanced(GLenum mode, GLint start, GLsizei count, if (0) check_draw_arrays_data(ctx, start, count); - vbo_draw_arrays(ctx, mode, start, count, numInstances, 0); + vbo_draw_arrays(ctx, mode, start, count, numInstances, 0, 0); if (0) print_draw_arrays(ctx, mode, start, count); @@ -630,7 +632,7 @@ vbo_exec_DrawArraysInstancedBaseInstance(GLenum mode, GLint first, if (0) check_draw_arrays_data(ctx, first, count); - vbo_draw_arrays(ctx, mode, first, count, numInstances, baseInstance); + vbo_draw_arrays(ctx, mode, first, count, numInstances, baseInstance, 0); if (0) print_draw_arrays(ctx, mode, first, count); @@ -660,7 +662,14 @@ vbo_exec_MultiDrawArrays(GLenum mode, const GLint *first, if (0) check_draw_arrays_data(ctx, first[i], count[i]); - vbo_draw_arrays(ctx, mode, first[i], count[i], 1, 0); + /* The GL_ARB_shader_draw_parameters spec adds the following after the + * pseudo-code describing glMultiDrawArrays: + * + * "The index of the draw (<i> in the above pseudo-code) may be + * read by a vertex shader as <gl_DrawIDARB>, as described in + * Section 11.1.3.9." + */ + vbo_draw_arrays(ctx, mode, first[i], count[i], 1, 0, i); if (0) print_draw_arrays(ctx, mode, first[i], count[i]); @@ -1262,7 +1271,7 @@ vbo_draw_transform_feedback(struct gl_context *ctx, GLenum mode, !_mesa_all_varyings_in_vbos(ctx->Array.VAO))) { GLsizei n = ctx->Driver.GetTransformFeedbackVertexCount(ctx, obj, stream); - vbo_draw_arrays(ctx, mode, 0, n, numInstances, 0); + vbo_draw_arrays(ctx, mode, 0, n, numInstances, 0, 0); return; } |