wined3d: Query supported sample counts for multisample textures.

Signed-off-by: Józef Kucia <jkucia@codeweavers.com> Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

wined3d: Query supported sample counts for multisample textures.
ae5d802b · Józef Kucia · Alexandre Julliard · b6573e9f · ae5d802b
Commit ae5d802b authored Feb 12, 2018 by Józef Kucia Committed by Alexandre Julliard Feb 13, 2018
Show whitespace changes
Inline Side-by-side

Showing with 7 additions and 6 deletions

utils.c dlls/wined3d/utils.c +7 -6

No files found.
--- a/dlls/wined3d/utils.c
+++ b/dlls/wined3d/utils.c
@@ -2805,6 +2805,7 @@ static void query_internal_format(struct wined3d_adapter *adapter,
 {
    GLint count, multisample_types[MAX_MULTISAMPLE_TYPES];
    unsigned int i, max_log2;
+    GLenum target;

    if (gl_info->supported[ARB_INTERNALFORMAT_QUERY2])
    {
@@ -2877,17 +2878,17 @@ static void query_internal_format(struct wined3d_adapter *adapter,
    {
        if (gl_info->supported[ARB_INTERNALFORMAT_QUERY])
        {
+            target = gl_info->supported[ARB_TEXTURE_MULTISAMPLE] ? GL_TEXTURE_2D_MULTISAMPLE : GL_RENDERBUFFER;
            count = 0;
-            GL_EXTCALL(glGetInternalformativ(GL_RENDERBUFFER, format->glInternal,
+            GL_EXTCALL(glGetInternalformativ(target, format->glInternal,
                    GL_NUM_SAMPLE_COUNTS, 1, &count));
-            checkGLcall("glGetInternalformativ(GL_NUM_SAMPLE_COUNTS)");
            count = min(count, MAX_MULTISAMPLE_TYPES);
-            GL_EXTCALL(glGetInternalformativ(GL_RENDERBUFFER, format->glInternal,
+            GL_EXTCALL(glGetInternalformativ(target, format->glInternal,
                    GL_SAMPLES, count, multisample_types));
-            checkGLcall("glGetInternalformativ(GL_SAMPLES)");
+            checkGLcall("query sample counts");
            for (i = 0; i < count; ++i)
            {
-                if (multisample_types[i] > sizeof(format->multisample_types) * 8)
+                if (multisample_types[i] > sizeof(format->multisample_types) * CHAR_BIT)
                    continue;
                format->multisample_types |= 1u << (multisample_types[i] - 1);
            }
@@ -2895,7 +2896,7 @@ static void query_internal_format(struct wined3d_adapter *adapter,
        else
        {
            max_log2 = wined3d_log2i(min(gl_info->limits.samples,
-                    sizeof(format->multisample_types) * 8));
+                    sizeof(format->multisample_types) * CHAR_BIT));
            for (i = 1; i <= max_log2; ++i)
                format->multisample_types |= 1u << ((1u << i) - 1);
        }