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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ppapi/lib/gl/gles2/gl2ext_ppapi.h" | 5 #include "ppapi/lib/gl/gles2/gl2ext_ppapi.h" |
| 6 | 6 |
| 7 #include <stddef.h> | 7 #include <stddef.h> |
| 8 | 8 |
| 9 #ifndef GL_FALSE | 9 #ifndef GL_FALSE |
| 10 #define GL_FALSE 0 | 10 #define GL_FALSE 0 |
| 11 #endif // GL_FALSE | 11 #endif // GL_FALSE |
| 12 | 12 |
| 13 #ifndef GL_TRUE | 13 #ifndef GL_TRUE |
| 14 #define GL_TRUE 1 | 14 #define GL_TRUE 1 |
| 15 #endif // GL_TRUE | 15 #endif // GL_TRUE |
| 16 | 16 |
| 17 #if defined(__GNUC__) && !defined(__APPLE__) | 17 #if defined(__GNUC__) && !defined(__APPLE__) |
| 18 #define PP_TLS __thread | 18 #define PP_TLS __thread |
| 19 #elif defined(_MSC_VER) | 19 #elif defined(_MSC_VER) |
| 20 #define PP_TLS __declspec(thread) | 20 #define PP_TLS __declspec(thread) |
| 21 #else | 21 #else |
| 22 // TODO(alokp): Fix all other platforms. | 22 // TODO(alokp): Fix all other platforms. |
| 23 #define PP_TLS | 23 #define PP_TLS |
| 24 #endif | 24 #endif |
| 25 | 25 |
| 26 // TODO(alokp): This will need to be thread-safe if we build gles2 as a | 26 // TODO(alokp): This will need to be thread-safe if we build gles2 as a |
| 27 // shared library. | 27 // shared library. |
| 28 static const struct PPB_OpenGLES2* g_gles2_interface = NULL; | 28 static const struct PPB_OpenGLES2* g_gles2_interface = NULL; |
| 29 static const struct PPB_OpenGLES2InstancedArrays_Dev* | 29 static const struct PPB_OpenGLES2InstancedArrays* |
| 30 g_gles2_instanced_arrays_interface = NULL; | 30 g_gles2_instanced_arrays_interface = NULL; |
| 31 static const struct PPB_OpenGLES2FramebufferBlit_Dev* | 31 static const struct PPB_OpenGLES2FramebufferBlit* |
| 32 g_gles2_framebuffer_blit_interface = NULL; | 32 g_gles2_framebuffer_blit_interface = NULL; |
| 33 static const struct PPB_OpenGLES2FramebufferMultisample_Dev* | 33 static const struct PPB_OpenGLES2FramebufferMultisample* |
| 34 g_gles2_framebuffer_multisample_interface = NULL; | 34 g_gles2_framebuffer_multisample_interface = NULL; |
| 35 static const struct PPB_OpenGLES2ChromiumEnableFeature_Dev* | 35 static const struct PPB_OpenGLES2ChromiumEnableFeature* |
| 36 g_gles2_chromium_enable_feature_interface = NULL; | 36 g_gles2_chromium_enable_feature_interface = NULL; |
| 37 static const struct PPB_OpenGLES2ChromiumMapSub_Dev* | 37 static const struct PPB_OpenGLES2ChromiumMapSub* |
| 38 g_gles2_chromium_map_sub_interface = NULL; | 38 g_gles2_chromium_map_sub_interface = NULL; |
| 39 static const struct PPB_OpenGLES2Query_Dev* | 39 static const struct PPB_OpenGLES2Query* |
| 40 g_gles2_query_interface = NULL; | 40 g_gles2_query_interface = NULL; |
| 41 | 41 |
| 42 // TODO(alokp): Make sure PP_TLS works on all supported platforms. | 42 // TODO(alokp): Make sure PP_TLS works on all supported platforms. |
| 43 static PP_TLS PP_Resource g_current_context = 0; | 43 static PP_TLS PP_Resource g_current_context = 0; |
| 44 | 44 |
| 45 GLboolean GL_APIENTRY glInitializePPAPI( | 45 GLboolean GL_APIENTRY glInitializePPAPI( |
| 46 PPB_GetInterface get_browser_interface) { | 46 PPB_GetInterface get_browser_interface) { |
| 47 if (!g_gles2_interface) { | 47 if (!g_gles2_interface) { |
| 48 g_gles2_interface = get_browser_interface(PPB_OPENGLES2_INTERFACE); | 48 g_gles2_interface = get_browser_interface(PPB_OPENGLES2_INTERFACE); |
| 49 } | 49 } |
| 50 if (!g_gles2_instanced_arrays_interface) { | 50 if (!g_gles2_instanced_arrays_interface) { |
| 51 g_gles2_instanced_arrays_interface = | 51 g_gles2_instanced_arrays_interface = |
| 52 get_browser_interface(PPB_OPENGLES2_INSTANCEDARRAYS_DEV_INTERFACE); | 52 get_browser_interface(PPB_OPENGLES2_INSTANCEDARRAYS_INTERFACE); |
| 53 } | 53 } |
| 54 if (!g_gles2_framebuffer_blit_interface) { | 54 if (!g_gles2_framebuffer_blit_interface) { |
| 55 g_gles2_framebuffer_blit_interface = | 55 g_gles2_framebuffer_blit_interface = |
| 56 get_browser_interface(PPB_OPENGLES2_FRAMEBUFFERBLIT_DEV_INTERFACE); | 56 get_browser_interface(PPB_OPENGLES2_FRAMEBUFFERBLIT_INTERFACE); |
| 57 } | 57 } |
| 58 if (!g_gles2_framebuffer_multisample_interface) { | 58 if (!g_gles2_framebuffer_multisample_interface) { |
| 59 g_gles2_framebuffer_multisample_interface = | 59 g_gles2_framebuffer_multisample_interface = |
| 60 get_browser_interface( | 60 get_browser_interface( |
| 61 PPB_OPENGLES2_FRAMEBUFFERMULTISAMPLE_DEV_INTERFACE); | 61 PPB_OPENGLES2_FRAMEBUFFERMULTISAMPLE_INTERFACE); |
| 62 } | 62 } |
| 63 if (!g_gles2_chromium_enable_feature_interface) { | 63 if (!g_gles2_chromium_enable_feature_interface) { |
| 64 g_gles2_chromium_enable_feature_interface = | 64 g_gles2_chromium_enable_feature_interface = |
| 65 get_browser_interface( | 65 get_browser_interface( |
| 66 PPB_OPENGLES2_CHROMIUMENABLEFEATURE_DEV_INTERFACE); | 66 PPB_OPENGLES2_CHROMIUMENABLEFEATURE_INTERFACE); |
| 67 } | 67 } |
| 68 if (!g_gles2_chromium_map_sub_interface) { | 68 if (!g_gles2_chromium_map_sub_interface) { |
| 69 g_gles2_chromium_map_sub_interface = | 69 g_gles2_chromium_map_sub_interface = |
| 70 get_browser_interface(PPB_OPENGLES2_CHROMIUMMAPSUB_DEV_INTERFACE); | 70 get_browser_interface(PPB_OPENGLES2_CHROMIUMMAPSUB_INTERFACE); |
| 71 } | 71 } |
| 72 if (!g_gles2_query_interface) { | 72 if (!g_gles2_query_interface) { |
| 73 g_gles2_query_interface = | 73 g_gles2_query_interface = |
| 74 get_browser_interface(PPB_OPENGLES2_QUERY_DEV_INTERFACE); | 74 get_browser_interface(PPB_OPENGLES2_QUERY_INTERFACE); |
| 75 } | 75 } |
| 76 return g_gles2_interface ? GL_TRUE : GL_FALSE; | 76 return g_gles2_interface ? GL_TRUE : GL_FALSE; |
| 77 } | 77 } |
| 78 | 78 |
| 79 GLboolean GL_APIENTRY glTerminatePPAPI() { | 79 GLboolean GL_APIENTRY glTerminatePPAPI() { |
| 80 g_gles2_interface = NULL; | 80 g_gles2_interface = NULL; |
| 81 return GL_TRUE; | 81 return GL_TRUE; |
| 82 } | 82 } |
| 83 | 83 |
| 84 void GL_APIENTRY glSetCurrentContextPPAPI(PP_Resource context) { | 84 void GL_APIENTRY glSetCurrentContextPPAPI(PP_Resource context) { |
| 85 g_current_context = context; | 85 g_current_context = context; |
| 86 } | 86 } |
| 87 | 87 |
| 88 PP_Resource GL_APIENTRY glGetCurrentContextPPAPI() { | 88 PP_Resource GL_APIENTRY glGetCurrentContextPPAPI() { |
| 89 return g_current_context; | 89 return g_current_context; |
| 90 } | 90 } |
| 91 | 91 |
| 92 const struct PPB_OpenGLES2* GL_APIENTRY glGetInterfacePPAPI() { | 92 const struct PPB_OpenGLES2* GL_APIENTRY glGetInterfacePPAPI() { |
| 93 return g_gles2_interface; | 93 return g_gles2_interface; |
| 94 } | 94 } |
| 95 | 95 |
| 96 const struct PPB_OpenGLES2InstancedArrays_Dev* GL_APIENTRY | 96 const struct PPB_OpenGLES2InstancedArrays* GL_APIENTRY |
| 97 glGetInstancedArraysInterfacePPAPI() { | 97 glGetInstancedArraysInterfacePPAPI() { |
| 98 return g_gles2_instanced_arrays_interface; | 98 return g_gles2_instanced_arrays_interface; |
| 99 } | 99 } |
| 100 | 100 |
| 101 const struct PPB_OpenGLES2FramebufferBlit_Dev* GL_APIENTRY | 101 const struct PPB_OpenGLES2FramebufferBlit* GL_APIENTRY |
| 102 glGetFramebufferBlitInterfacePPAPI() { | 102 glGetFramebufferBlitInterfacePPAPI() { |
| 103 return g_gles2_framebuffer_blit_interface; | 103 return g_gles2_framebuffer_blit_interface; |
| 104 } | 104 } |
| 105 | 105 |
| 106 const struct PPB_OpenGLES2FramebufferMultisample_Dev* GL_APIENTRY | 106 const struct PPB_OpenGLES2FramebufferMultisample* GL_APIENTRY |
| 107 glGetFramebufferMultisampleInterfacePPAPI() { | 107 glGetFramebufferMultisampleInterfacePPAPI() { |
| 108 return g_gles2_framebuffer_multisample_interface; | 108 return g_gles2_framebuffer_multisample_interface; |
| 109 } | 109 } |
| 110 | 110 |
| 111 const struct PPB_OpenGLES2ChromiumEnableFeature_Dev* GL_APIENTRY | 111 const struct PPB_OpenGLES2ChromiumEnableFeature* GL_APIENTRY |
| 112 glGetChromiumEnableFeatureInterfacePPAPI() { | 112 glGetChromiumEnableFeatureInterfacePPAPI() { |
| 113 return g_gles2_chromium_enable_feature_interface; | 113 return g_gles2_chromium_enable_feature_interface; |
| 114 } | 114 } |
| 115 | 115 |
| 116 const struct PPB_OpenGLES2ChromiumMapSub_Dev* GL_APIENTRY | 116 const struct PPB_OpenGLES2ChromiumMapSub* GL_APIENTRY |
| 117 glGetChromiumMapSubInterfacePPAPI() { | 117 glGetChromiumMapSubInterfacePPAPI() { |
| 118 return g_gles2_chromium_map_sub_interface; | 118 return g_gles2_chromium_map_sub_interface; |
| 119 } | 119 } |
| 120 | 120 |
| 121 const struct PPB_OpenGLES2Query_Dev* GL_APIENTRY | 121 const struct PPB_OpenGLES2Query* GL_APIENTRY |
| 122 glGetQueryInterfacePPAPI() { | 122 glGetQueryInterfacePPAPI() { |
| 123 return g_gles2_query_interface; | 123 return g_gles2_query_interface; |
| 124 } | 124 } |
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