[PATCH 3/5] wined3d: Add support for SV_InstanceID.
Henri Verbeet
hverbeet at codeweavers.com
Tue Mar 24 03:38:25 CDT 2015
---
dlls/wined3d/glsl_shader.c | 13 +++++++++----
include/wine/wined3d.h | 1 +
2 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index a61d268..6e3b535 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -1182,11 +1182,14 @@ static void shader_generate_glsl_declarations(const struct wined3d_context *cont
if (version->type == WINED3D_SHADER_TYPE_VERTEX)
{
- /* Declare attributes. */
- for (i = 0, map = reg_maps->input_registers; map; map >>= 1, ++i)
+ for (i = 0; i < shader->input_signature.element_count; ++i)
{
- if (map & 1)
- shader_addline(buffer, "attribute vec4 %s_in%u;\n", prefix, i);
+ const struct wined3d_shader_signature_element *e = &shader->input_signature.elements[i];
+ if (e->sysval_semantic == WINED3D_SV_INSTANCEID)
+ shader_addline(buffer, "vec4 %s_in%u = vec4(intBitsToFloat(gl_InstanceID), 0.0, 0.0, 0.0);\n",
+ prefix, e->register_idx);
+ else
+ shader_addline(buffer, "attribute vec4 %s_in%u;\n", prefix, e->register_idx);
}
shader_addline(buffer, "uniform vec4 posFixup;\n");
@@ -4588,6 +4591,8 @@ static GLuint shader_glsl_generate_vshader(const struct wined3d_context *context
shader_addline(buffer, "#version 120\n");
+ if (gl_info->supported[ARB_DRAW_INSTANCED])
+ shader_addline(buffer, "#extension GL_ARB_draw_instanced : enable\n");
if (gl_info->supported[ARB_SHADER_BIT_ENCODING])
shader_addline(buffer, "#extension GL_ARB_shader_bit_encoding : enable\n");
if (gl_info->supported[ARB_UNIFORM_BUFFER_OBJECT])
diff --git a/include/wine/wined3d.h b/include/wine/wined3d.h
index dcf7212..116918d 100644
--- a/include/wine/wined3d.h
+++ b/include/wine/wined3d.h
@@ -768,6 +768,7 @@ enum wined3d_decl_usage
enum wined3d_sysval_semantic
{
WINED3D_SV_POSITION = 1,
+ WINED3D_SV_INSTANCEID = 8,
WINED3D_SV_DEPTH = 0xffffffff,
WINED3D_SV_TARGET0 = 0,
--
1.7.10.4
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