Matteo Bruni : wined3d: Fix querying texture-related limits on core profile.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 4f8c502ea75afe2dd01acf8288f0d1a90a333d87
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=4f8c502ea75afe2dd01acf8288...

Author: Matteo Bruni 
Date:   Fri Feb 24 19:37:25 2017 +0100

wined3d: Fix querying texture-related limits on core profile.

Signed-off-by: Matteo Bruni 
Signed-off-by: Henri Verbeet 
Signed-off-by: Alexandre Julliard

---

dlls/wined3d/directx.c | 40 ++++++++++++++++++++++++++++------------
 1 file changed, 28 insertions(+), 12 deletions(-)

diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 5b1605d..2b4fa10 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -3346,8 +3346,8 @@ static void wined3d_adapter_init_limits(struct wined3d_gl_info *gl_info)

gl_info->limits.blends = 1;
     gl_info->limits.buffers = 1;
-    gl_info->limits.textures = 1;
-    gl_info->limits.texture_coords = 1;
+    gl_info->limits.textures = 0;
+    gl_info->limits.texture_coords = 0;
     for (i = 0; i < WINED3D_SHADER_TYPE_COUNT; ++i)
         gl_info->limits.uniform_blocks[i] = 0;
     gl_info->limits.fragment_samplers = 1;
@@ -3412,23 +3412,33 @@ static void wined3d_adapter_init_limits(struct wined3d_gl_info *gl_info)
     }
     if (gl_info->supported[ARB_MULTITEXTURE])
     {
-        gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_max);
-        gl_info->limits.textures = min(MAX_TEXTURES, gl_max);
-        TRACE("Max textures: %d.\n", gl_info->limits.textures);
+        if (gl_info->supported[WINED3D_GL_LEGACY_CONTEXT])
+        {
+            gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_UNITS_ARB, &gl_max);
+            gl_info->limits.textures = min(MAX_TEXTURES, gl_max);
+            TRACE("Max textures: %d.\n", gl_info->limits.textures);
+
+            if (gl_info->supported[ARB_FRAGMENT_PROGRAM])
+            {
+                gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_COORDS_ARB, &gl_max);
+                gl_info->limits.texture_coords = min(MAX_TEXTURES, gl_max);
+            }
+            else
+            {
+                gl_info->limits.texture_coords = gl_info->limits.textures;
+            }
+            TRACE("Max texture coords: %d.\n", gl_info->limits.texture_coords);
+        }

-        if (gl_info->supported[ARB_FRAGMENT_PROGRAM])
+        if (gl_info->supported[ARB_FRAGMENT_PROGRAM] || gl_info->supported[ARB_FRAGMENT_SHADER])
         {
-            gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_COORDS_ARB, &gl_max);
-            gl_info->limits.texture_coords = min(MAX_TEXTURES, gl_max);
-            gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS_ARB, &gl_max);
+            gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_TEXTURE_IMAGE_UNITS, &gl_max);
             gl_info->limits.fragment_samplers = gl_max;
         }
         else
         {
-            gl_info->limits.texture_coords = max(gl_info->limits.texture_coords, gl_max);
-            gl_info->limits.fragment_samplers = max(gl_info->limits.fragment_samplers, gl_max);
+            gl_info->limits.fragment_samplers = gl_info->limits.textures;
         }
-        TRACE("Max texture coords: %d.\n", gl_info->limits.texture_coords);
         TRACE("Max fragment samplers: %d.\n", gl_info->limits.fragment_samplers);

if (gl_info->supported[ARB_VERTEX_SHADER])
@@ -3475,6 +3485,12 @@ static void wined3d_adapter_init_limits(struct wined3d_gl_info *gl_info)
         TRACE("Max vertex attributes: %u.\n", gl_info->limits.vertex_attribs);
         gl_info->limits.graphics_samplers = gl_info->limits.combined_samplers;
     }
+    else
+    {
+        gl_info->limits.textures = 1;
+        gl_info->limits.texture_coords = 1;
+    }
+
     if (gl_info->supported[ARB_VERTEX_BLEND])
     {
         gl_info->gl_ops.gl.p_glGetIntegerv(GL_MAX_VERTEX_UNITS_ARB, &gl_max);