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-rw-r--r--src/gallium/auxiliary/util/u_caps.c206
-rw-r--r--src/gallium/auxiliary/util/u_caps.h63
2 files changed, 269 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/util/u_caps.c b/src/gallium/auxiliary/util/u_caps.c
new file mode 100644
index 0000000000..ba3490d072
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_caps.c
@@ -0,0 +1,206 @@
+/**************************************************************************
+ *
+ * Copyright 2010 Vmware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "pipe/p_screen.h"
+#include "util/u_format.h"
+#include "util/u_debug.h"
+#include "u_caps.h"
+
+boolean
+util_check_caps_out(struct pipe_screen *screen, unsigned *list, int *out)
+{
+ int i, tmpi;
+ float tmpf;
+
+ for (i = 0; list[i];) {
+ switch(list[i++]) {
+ case UTIL_CAPS_CHECK_CAP:
+ if (!screen->get_param(screen, list[i++])) {
+ *out = i - 2;
+ return FALSE;
+ }
+ break;
+ case UTIL_CAPS_CHECK_INT:
+ tmpi = screen->get_param(screen, list[i++]);
+ if (tmpi < (int)list[i++]) {
+ *out = i - 3;
+ return FALSE;
+ }
+ break;
+ case UTIL_CAPS_CHECK_FLOAT:
+ tmpf = screen->get_paramf(screen, list[i++]);
+ if (tmpf < (float)list[i++]) {
+ *out = i - 3;
+ return FALSE;
+ }
+ break;
+ case UTIL_CAPS_CHECK_FORMAT:
+ if (!screen->is_format_supported(screen,
+ list[i++],
+ PIPE_TEXTURE_2D,
+ PIPE_BIND_SAMPLER_VIEW,
+ 0)) {
+ *out = i - 2;
+ return FALSE;
+ }
+ break;
+ default:
+ assert(!"Unsupported check");
+ return FALSE;
+ }
+ }
+ return TRUE;
+}
+
+boolean
+util_check_caps(struct pipe_screen *screen, unsigned *list)
+{
+ int out;
+ return util_check_caps_out(screen, list, &out);
+}
+
+/* DX 9_1 */
+static unsigned caps_dx_9_1[] = {
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 1),
+ UTIL_CHECK_INT(MAX_TEXTURE_2D_LEVELS, 12), /* 2048 */
+ UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 9), /* 256 */
+ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 10), /* 512 */
+ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 2),
+ UTIL_CHECK_TERMINATE
+};
+
+/* DX 9_2 */
+static unsigned caps_dx_9_2[] = {
+ UTIL_CHECK_CAP(OCCLUSION_QUERY),
+ UTIL_CHECK_CAP(BLEND_EQUATION_SEPARATE),
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 1),
+ UTIL_CHECK_INT(MAX_TEXTURE_2D_LEVELS, 12), /* 2048 */
+ UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 9), /* 256 */
+ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 10), /* 512 */
+ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16),
+ UTIL_CHECK_TERMINATE
+};
+
+/* DX 9_3 */
+static unsigned caps_dx_9_3[] = {
+ UTIL_CHECK_CAP(SM3),
+ //UTIL_CHECK_CAP(INSTANCING),
+ UTIL_CHECK_CAP(OCCLUSION_QUERY),
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 4),
+ UTIL_CHECK_INT(MAX_TEXTURE_2D_LEVELS, 13), /* 4096 */
+ UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 9), /* 256 */
+ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 10), /* 512 */
+ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16),
+ UTIL_CHECK_TERMINATE
+};
+
+/* DX 10 */
+static unsigned caps_dx_10[] = {
+ UTIL_CHECK_CAP(SM3),
+ //UTIL_CHECK_CAP(INSTANCING),
+ UTIL_CHECK_CAP(OCCLUSION_QUERY),
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 8),
+ UTIL_CHECK_INT(MAX_TEXTURE_2D_LEVELS, 14), /* 8192 */
+ UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 12), /* 2048 */
+ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 14), /* 8192 */
+ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16),
+ UTIL_CHECK_TERMINATE
+};
+
+/* DX 11 */
+static unsigned caps_dx_11[] = {
+ UTIL_CHECK_CAP(SM3),
+ //UTIL_CHECK_CAP(INSTANCING),
+ UTIL_CHECK_CAP(OCCLUSION_QUERY),
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 8),
+ UTIL_CHECK_INT(MAX_TEXTURE_2D_LEVELS, 14), /* 16384 */
+ UTIL_CHECK_INT(MAX_TEXTURE_3D_LEVELS, 12), /* 2048 */
+ UTIL_CHECK_INT(MAX_TEXTURE_CUBE_LEVELS, 14), /* 16384 */
+ UTIL_CHECK_FLOAT(MAX_TEXTURE_ANISOTROPY, 16),
+ UTIL_CHECK_FORMAT(B8G8R8A8_UNORM),
+ UTIL_CHECK_TERMINATE
+};
+
+/* OpenGL 2.1 */
+static unsigned caps_opengl_2_1[] = {
+ UTIL_CHECK_CAP(GLSL),
+ UTIL_CHECK_CAP(OCCLUSION_QUERY),
+ UTIL_CHECK_CAP(TWO_SIDED_STENCIL),
+ UTIL_CHECK_CAP(BLEND_EQUATION_SEPARATE),
+ UTIL_CHECK_INT(MAX_RENDER_TARGETS, 2), /* XXX 4? */
+ UTIL_CHECK_TERMINATE
+};
+
+void util_caps_print_debug(struct pipe_screen *screen)
+{
+ struct {
+ char* name;
+ unsigned *list;
+ } list[] = {
+ {"DX 9.1", caps_dx_9_1},
+ {"DX 9.2", caps_dx_9_2},
+ {"DX 9.3", caps_dx_9_3},
+ {"DX 10", caps_dx_10},
+ {"DX 11", caps_dx_11},
+ {"OpenGL 2.1", caps_opengl_2_1},
+ {NULL, NULL}
+ };
+ int i, out = 0;
+
+ for (i = 0; list[i].name; i++) {
+ if (util_check_caps_out(screen, list[i].list, &out)) {
+ debug_printf("%s: %s yes\n", __func__, list[i].name);
+ continue;
+ }
+ switch (list[i].list[out]) {
+ case UTIL_CAPS_CHECK_CAP:
+ debug_printf("%s: %s no (cap %u not supported)\n", __func__,
+ list[i].name,
+ list[i].list[out + 1]);
+ break;
+ case UTIL_CAPS_CHECK_INT:
+ debug_printf("%s: %s no (cap %u less then %u)\n", __func__,
+ list[i].name,
+ list[i].list[out + 1],
+ list[i].list[out + 2]);
+ break;
+ case UTIL_CAPS_CHECK_FLOAT:
+ debug_printf("%s: %s no (cap %u less then %f)\n", __func__,
+ list[i].name,
+ list[i].list[out + 1],
+ (double)(int)list[i].list[out + 2]);
+ break;
+ case UTIL_CAPS_CHECK_FORMAT:
+ debug_printf("%s: %s no (format %s not supported)\n", __func__,
+ list[i].name,
+ util_format_name(list[i].list[out + 1]) + 12);
+ break;
+ default:
+ assert(!"Unsupported check");
+ }
+ }
+}
diff --git a/src/gallium/auxiliary/util/u_caps.h b/src/gallium/auxiliary/util/u_caps.h
new file mode 100644
index 0000000000..649af8ed20
--- /dev/null
+++ b/src/gallium/auxiliary/util/u_caps.h
@@ -0,0 +1,63 @@
+/**************************************************************************
+ *
+ * Copyright 2010 Vmware, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef U_CAPS_H
+#define U_CAPS_H
+
+#include "pipe/p_compiler.h"
+
+struct pipe_screen;
+
+enum u_caps_check_enum {
+ UTIL_CAPS_CHECK_TERMINATE = 0,
+ UTIL_CAPS_CHECK_CAP,
+ UTIL_CAPS_CHECK_INT,
+ UTIL_CAPS_CHECK_FLOAT,
+ UTIL_CAPS_CHECK_FORMAT,
+};
+
+#define UTIL_CHECK_CAP(cap) \
+ UTIL_CAPS_CHECK_CAP, PIPE_CAP_##cap
+
+#define UTIL_CHECK_INT(cap, higher) \
+ UTIL_CAPS_CHECK_INT, PIPE_CAP_##cap, (unsigned)(higher)
+
+/* Floats currently lose precision */
+#define UTIL_CHECK_FLOAT(cap, higher) \
+ UTIL_CAPS_CHECK_FLOAT, PIPE_CAP_##cap, (unsigned)(int)(higher)
+
+#define UTIL_CHECK_FORMAT(format) \
+ UTIL_CAPS_CHECK_FORMAT, PIPE_FORMAT_##format
+
+#define UTIL_CHECK_TERMINATE \
+ UTIL_CAPS_CHECK_TERMINATE
+
+boolean util_check_caps(struct pipe_screen *screen, unsigned *list);
+boolean util_check_caps_out(struct pipe_screen *screen, unsigned *list, int *out);
+void util_caps_print_debug(struct pipe_screen *screen);
+
+#endif
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