Stefan Dösinger : wined3d: Add NV asm extension support to the ARB backend.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 01ec5068e2d3451610878b9b0ae985d16d605a21
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=01ec5068e2d3451610878b9b0ae985d16d605a21

Author: Stefan Dösinger <stefan at codeweavers.com>
Date:   Fri May  8 18:02:27 2009 +0200

wined3d: Add NV asm extension support to the ARB backend.

---

 dlls/wined3d/arb_program_shader.c |   25 ++++++++++++++++++++++++-
 dlls/wined3d/directx.c            |    2 ++
 dlls/wined3d/wined3d_gl.h         |    9 +++++++++
 3 files changed, 35 insertions(+), 1 deletions(-)

diff --git a/dlls/wined3d/arb_program_shader.c b/dlls/wined3d/arb_program_shader.c
index 6c74169..7e56175 100644
--- a/dlls/wined3d/arb_program_shader.c
+++ b/dlls/wined3d/arb_program_shader.c
@@ -86,6 +86,14 @@ struct shader_arb_priv {
 
 struct shader_arb_ctx_priv {
     char addr_reg[20];
+    enum {
+        /* plain GL_ARB_vertex_program or GL_ARB_fragment_program */
+        ARB,
+        /* GL_NV_vertex_progam2_option or GL_NV_fragment_program_option */
+        NV2,
+        /* GL_NV_vertex_program3 or GL_NV_fragment_program2 */
+        NV3
+    } target_version;
 };
 
 /********************************************************
@@ -1979,9 +1987,17 @@ static GLuint shader_arb_generate_pshader(IWineD3DPixelShader *iface,
     GLuint retval;
     const char *fragcolor;
     DWORD *lconst_map = local_const_mapping((IWineD3DBaseShaderImpl *) This);
+    struct shader_arb_ctx_priv priv_ctx;
 
     /*  Create the hw ARB shader */
+    memset(&priv_ctx, 0, sizeof(priv_ctx));
     shader_addline(buffer, "!!ARBfp1.0\n");
+    if(GL_SUPPORT(NV_FRAGMENT_PROGRAM_OPTION)) {
+        shader_addline(buffer, "OPTION NV_fragment_program;\n");
+        priv_ctx.target_version = NV2;
+    } else {
+        priv_ctx.target_version = ARB;
+    }
 
     if (reg_maps->shader_version.major < 3)
     {
@@ -2023,7 +2039,7 @@ static GLuint shader_arb_generate_pshader(IWineD3DPixelShader *iface,
     shader_generate_arb_declarations( (IWineD3DBaseShader*) This, reg_maps, buffer, &GLINFO_LOCATION, lconst_map);
 
     /* Base Shader Body */
-    shader_generate_main((IWineD3DBaseShader *)This, buffer, reg_maps, function, NULL);
+    shader_generate_main((IWineD3DBaseShader *)This, buffer, reg_maps, function, &priv_ctx);
 
     if(args->srgb_correction) {
         arbfp_add_sRGB_correction(buffer, fragcolor, "TA", "TB", "TC");
@@ -2083,6 +2099,13 @@ static GLuint shader_arb_generate_vshader(IWineD3DVertexShader *iface,
     /*  Create the hw ARB shader */
     shader_addline(buffer, "!!ARBvp1.0\n");
 
+    if(GL_SUPPORT(NV_VERTEX_PROGRAM2_OPTION)) {
+        shader_addline(buffer, "OPTION NV_vertex_program2;\n");
+        priv_ctx.target_version = NV2;
+    } else {
+        priv_ctx.target_version = ARB;
+    }
+
     if(need_helper_const(gl_info)) {
         shader_addline(buffer, "PARAM helper_const = { 2.0, -1.0, %d.0, 0.0 };\n", This->rel_offset);
     }
diff --git a/dlls/wined3d/directx.c b/dlls/wined3d/directx.c
index 94c5f6a..46c1556 100644
--- a/dlls/wined3d/directx.c
+++ b/dlls/wined3d/directx.c
@@ -140,7 +140,9 @@ static const struct {
     {"GL_NV_vertex_program",                NV_VERTEX_PROGRAM,              0                           },
     {"GL_NV_vertex_program1_1",             NV_VERTEX_PROGRAM1_1,           0                           },
     {"GL_NV_vertex_program2",               NV_VERTEX_PROGRAM2,             0                           },
+    {"GL_NV_vertex_program2_option",        NV_VERTEX_PROGRAM2_OPTION,      0                           },
     {"GL_NV_vertex_program3",               NV_VERTEX_PROGRAM3,             0                           },
+    {"GL_NV_fragment_program_option",       NV_FRAGMENT_PROGRAM_OPTION,     0                           },
     {"GL_NV_depth_clamp",                   NV_DEPTH_CLAMP,                 0                           },
     {"GL_NV_light_max_exponent",            NV_LIGHT_MAX_EXPONENT,          0                           },
 
diff --git a/dlls/wined3d/wined3d_gl.h b/dlls/wined3d/wined3d_gl.h
index 1a615c1..a36d9c5 100644
--- a/dlls/wined3d/wined3d_gl.h
+++ b/dlls/wined3d/wined3d_gl.h
@@ -3080,6 +3080,13 @@ typedef void (WINE_GLAPI *PGLFNSETFRAGMENTSHADERCONSTANTATI) (GLuint dst, const
 #define GL_COMPRESSED_SIGNED_RED_GREEN_RGTC2_EXT          0x8DBE
 #endif
 
+/* GL_NV_vertex_program2_option */
+#ifndef GL_NV_vertex_program2_option
+#define GL_NV_vertex_program2_option
+#define GL_MAX_PROGRAM_EXEC_INSTRUCTIONS_NV               0x88F4
+#define GL_MAX_PROGRAM_CALL_DEPTH_NV                      0x88F5
+#endif
+
 /* GL_VERSION_2_0 */
 #ifndef GL_VERSION_2_0
 #define GL_VERSION_2_0 1
@@ -3450,7 +3457,9 @@ typedef enum _GL_SupportedExt {
   NV_VERTEX_PROGRAM,
   NV_VERTEX_PROGRAM1_1,
   NV_VERTEX_PROGRAM2,
+  NV_VERTEX_PROGRAM2_OPTION,
   NV_VERTEX_PROGRAM3,
+  NV_FRAGMENT_PROGRAM_OPTION,
   NV_FENCE,
   NV_DEPTH_CLAMP,
   NV_LIGHT_MAX_EXPONENT,