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diff --git a/distrib/android-emugl/shared/OpenglCodecCommon/GLClientState.h b/distrib/android-emugl/shared/OpenglCodecCommon/GLClientState.h
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-/*
-* Copyright (C) 2011 The Android Open Source Project
-*
-* Licensed under the Apache License, Version 2.0 (the "License");
-* you may not use this file except in compliance with the License.
-* You may obtain a copy of the License at
-*
-* http://www.apache.org/licenses/LICENSE-2.0
-*
-* Unless required by applicable law or agreed to in writing, software
-* distributed under the License is distributed on an "AS IS" BASIS,
-* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-* See the License for the specific language governing permissions and
-* limitations under the License.
-*/
-#ifndef _GL_CLIENT_STATE_H_
-#define _GL_CLIENT_STATE_H_
-
-#define GL_API
-#ifndef ANDROID
-#define GL_APIENTRY
-#define GL_APIENTRYP
-#endif
-
-#include <GLES/gl.h>
-#include <GLES/glext.h>
-#include <GLES2/gl2.h>
-#include <GLES2/gl2ext.h>
-
-#include <stdio.h>
-#include <stdlib.h>
-#include "ErrorLog.h"
-#include "codec_defs.h"
-
-class GLClientState {
-public:
- typedef enum {
- VERTEX_LOCATION = 0,
- NORMAL_LOCATION = 1,
- COLOR_LOCATION = 2,
- POINTSIZE_LOCATION = 3,
- TEXCOORD0_LOCATION = 4,
- TEXCOORD1_LOCATION = 5,
- TEXCOORD2_LOCATION = 6,
- TEXCOORD3_LOCATION = 7,
- TEXCOORD4_LOCATION = 8,
- TEXCOORD5_LOCATION = 9,
- TEXCOORD6_LOCATION = 10,
- TEXCOORD7_LOCATION = 11,
- MATRIXINDEX_LOCATION = 12,
- WEIGHT_LOCATION = 13,
- LAST_LOCATION = 14
- } StateLocation;
-
- typedef struct {
- GLint enabled;
- GLint size;
- GLenum type;
- GLsizei stride;
- void *data;
- GLuint bufferObject;
- GLenum glConst;
- unsigned int elementSize;
- bool enableDirty; // true if any enable state has changed since last draw
- bool normalized;
- } VertexAttribState;
-
- typedef struct {
- int unpack_alignment;
- int pack_alignment;
- } PixelStoreState;
-
- enum {
- MAX_TEXTURE_UNITS = 32,
- };
-
-public:
- GLClientState(int nLocations = CODEC_MAX_VERTEX_ATTRIBUTES);
- ~GLClientState();
- int nLocations() { return m_nLocations; }
- const PixelStoreState *pixelStoreState() { return &m_pixelStore; }
- int setPixelStore(GLenum param, GLint value);
- GLuint currentArrayVbo() { return m_currentArrayVbo; }
- GLuint currentIndexVbo() { return m_currentIndexVbo; }
- void enable(int location, int state);
- void setState(int location, int size, GLenum type, GLboolean normalized, GLsizei stride, const void *data);
- void setBufferObject(int location, GLuint id);
- const VertexAttribState *getState(int location);
- const VertexAttribState *getStateAndEnableDirty(int location, bool *enableChanged);
- int getLocation(GLenum loc);
- void setActiveTexture(int texUnit) {m_activeTexture = texUnit; };
- int getActiveTexture() const { return m_activeTexture; }
-
- int bindBuffer(GLenum target, GLuint id)
- {
- int err = 0;
- switch(target) {
- case GL_ARRAY_BUFFER:
- m_currentArrayVbo = id;
- break;
- case GL_ELEMENT_ARRAY_BUFFER:
- m_currentIndexVbo = id;
- break;
- default:
- err = -1;
- }
- return err;
- }
-
- int getBuffer(GLenum target)
- {
- int ret=0;
- switch (target) {
- case GL_ARRAY_BUFFER:
- ret = m_currentArrayVbo;
- break;
- case GL_ELEMENT_ARRAY_BUFFER:
- ret = m_currentIndexVbo;
- break;
- default:
- ret = -1;
- }
- return ret;
- }
- size_t pixelDataSize(GLsizei width, GLsizei height, GLenum format, GLenum type, int pack) const;
-
- void setCurrentProgram(GLint program) { m_currentProgram = program; }
- GLint currentProgram() const { return m_currentProgram; }
-
- /* OES_EGL_image_external
- *
- * These functions manipulate GL state which interacts with the
- * OES_EGL_image_external extension, to support client-side emulation on
- * top of host implementations that don't have it.
- *
- * Most of these calls should only be used with TEXTURE_2D or
- * TEXTURE_EXTERNAL_OES texture targets; TEXTURE_CUBE_MAP or other extension
- * targets should bypass this. An exception is bindTexture(), which should
- * see all glBindTexture() calls for any target.
- */
-
- // glActiveTexture(GL_TEXTURE0 + i)
- // Sets the active texture unit. Up to MAX_TEXTURE_UNITS are supported.
- GLenum setActiveTextureUnit(GLenum texture);
- GLenum getActiveTextureUnit() const;
-
- // glEnable(GL_TEXTURE_(2D|EXTERNAL_OES))
- void enableTextureTarget(GLenum target);
-
- // glDisable(GL_TEXTURE_(2D|EXTERNAL_OES))
- void disableTextureTarget(GLenum target);
-
- // Implements the target priority logic:
- // * Return GL_TEXTURE_EXTERNAL_OES if enabled, else
- // * Return GL_TEXTURE_2D if enabled, else
- // * Return the allDisabled value.
- // For some cases passing GL_TEXTURE_2D for allDisabled makes callee code
- // simpler; for other cases passing a recognizable enum like GL_ZERO or
- // GL_INVALID_ENUM is appropriate.
- GLenum getPriorityEnabledTarget(GLenum allDisabled) const;
-
- // glBindTexture(GL_TEXTURE_*, ...)
- // Set the target binding of the active texture unit to texture. Returns
- // GL_NO_ERROR on success or GL_INVALID_OPERATION if the texture has
- // previously been bound to a different target. If firstUse is not NULL,
- // it is set to indicate whether this is the first use of the texture.
- // For accurate error detection, bindTexture should be called for *all*
- // targets, not just 2D and EXTERNAL_OES.
- GLenum bindTexture(GLenum target, GLuint texture, GLboolean* firstUse);
-
- // Return the texture currently bound to GL_TEXTURE_(2D|EXTERNAL_OES).
- GLuint getBoundTexture(GLenum target) const;
-
- // glDeleteTextures(...)
- // Remove references to the to-be-deleted textures.
- void deleteTextures(GLsizei n, const GLuint* textures);
-
-private:
- PixelStoreState m_pixelStore;
- VertexAttribState *m_states;
- int m_nLocations;
- GLuint m_currentArrayVbo;
- GLuint m_currentIndexVbo;
- int m_activeTexture;
- GLint m_currentProgram;
-
- bool validLocation(int location) { return (location >= 0 && location < m_nLocations); }
-
- enum TextureTarget {
- TEXTURE_2D = 0,
- TEXTURE_EXTERNAL = 1,
- TEXTURE_TARGET_COUNT
- };
- struct TextureUnit {
- unsigned int enables;
- GLuint texture[TEXTURE_TARGET_COUNT];
- };
- struct TextureRec {
- GLuint id;
- GLenum target;
- };
- struct TextureState {
- TextureUnit unit[MAX_TEXTURE_UNITS];
- TextureUnit* activeUnit;
- TextureRec* textures;
- GLuint numTextures;
- GLuint allocTextures;
- };
- TextureState m_tex;
-
- static int compareTexId(const void* pid, const void* prec);
- TextureRec* addTextureRec(GLuint id, GLenum target);
-
-public:
- void getClientStatePointer(GLenum pname, GLvoid** params);
-
- template <class T>
- int getVertexAttribParameter(GLuint index, GLenum param, T *ptr)
- {
- bool handled = true;
- const VertexAttribState *vertexAttrib = getState(index);
- if (vertexAttrib == NULL) {
- ERR("getVeterxAttriParameter for non existant index %d\n", index);
- // set gl error;
- return handled;
- }
-
- switch(param) {
- case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING:
- *ptr = (T)(vertexAttrib->bufferObject);
- break;
- case GL_VERTEX_ATTRIB_ARRAY_ENABLED:
- *ptr = (T)(vertexAttrib->enabled);
- break;
- case GL_VERTEX_ATTRIB_ARRAY_SIZE:
- *ptr = (T)(vertexAttrib->size);
- break;
- case GL_VERTEX_ATTRIB_ARRAY_STRIDE:
- *ptr = (T)(vertexAttrib->stride);
- break;
- case GL_VERTEX_ATTRIB_ARRAY_TYPE:
- *ptr = (T)(vertexAttrib->type);
- break;
- case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED:
- *ptr = (T)(vertexAttrib->normalized);
- break;
- case GL_CURRENT_VERTEX_ATTRIB:
- handled = false;
- break;
- default:
- handled = false;
- ERR("unknown vertex-attrib parameter param %d\n", param);
- }
- return handled;
- }
-
- template <class T>
- bool getClientStateParameter(GLenum param, T* ptr)
- {
- bool isClientStateParam = false;
- switch (param) {
- case GL_CLIENT_ACTIVE_TEXTURE: {
- GLint tex = getActiveTexture() + GL_TEXTURE0;
- *ptr = tex;
- isClientStateParam = true;
- break;
- }
- case GL_VERTEX_ARRAY_SIZE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::VERTEX_LOCATION);
- *ptr = state->size;
- isClientStateParam = true;
- break;
- }
- case GL_VERTEX_ARRAY_TYPE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::VERTEX_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_VERTEX_ARRAY_STRIDE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::VERTEX_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_COLOR_ARRAY_SIZE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::COLOR_LOCATION);
- *ptr = state->size;
- isClientStateParam = true;
- break;
- }
- case GL_COLOR_ARRAY_TYPE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::COLOR_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_COLOR_ARRAY_STRIDE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::COLOR_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_NORMAL_ARRAY_TYPE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::NORMAL_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_NORMAL_ARRAY_STRIDE: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::NORMAL_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_TEXTURE_COORD_ARRAY_SIZE: {
- const GLClientState::VertexAttribState *state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION);
- *ptr = state->size;
- isClientStateParam = true;
- break;
- }
- case GL_TEXTURE_COORD_ARRAY_TYPE: {
- const GLClientState::VertexAttribState *state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_TEXTURE_COORD_ARRAY_STRIDE: {
- const GLClientState::VertexAttribState *state = getState(getActiveTexture() + GLClientState::TEXCOORD0_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_POINT_SIZE_ARRAY_TYPE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::POINTSIZE_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_POINT_SIZE_ARRAY_STRIDE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::POINTSIZE_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_MATRIX_INDEX_ARRAY_SIZE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::MATRIXINDEX_LOCATION);
- *ptr = state->size;
- isClientStateParam = true;
- break;
- }
- case GL_MATRIX_INDEX_ARRAY_TYPE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::MATRIXINDEX_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_MATRIX_INDEX_ARRAY_STRIDE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::MATRIXINDEX_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_WEIGHT_ARRAY_SIZE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::WEIGHT_LOCATION);
- *ptr = state->size;
- isClientStateParam = true;
- break;
- }
- case GL_WEIGHT_ARRAY_TYPE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::WEIGHT_LOCATION);
- *ptr = state->type;
- isClientStateParam = true;
- break;
- }
- case GL_WEIGHT_ARRAY_STRIDE_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::WEIGHT_LOCATION);
- *ptr = state->stride;
- isClientStateParam = true;
- break;
- }
- case GL_VERTEX_ARRAY_BUFFER_BINDING: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::VERTEX_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_NORMAL_ARRAY_BUFFER_BINDING: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::NORMAL_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_COLOR_ARRAY_BUFFER_BINDING: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::COLOR_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_TEXTURE_COORD_ARRAY_BUFFER_BINDING: {
- const GLClientState::VertexAttribState *state = getState(getActiveTexture()+GLClientState::TEXCOORD0_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_POINT_SIZE_ARRAY_BUFFER_BINDING_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::POINTSIZE_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_MATRIX_INDEX_ARRAY_BUFFER_BINDING_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::MATRIXINDEX_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_WEIGHT_ARRAY_BUFFER_BINDING_OES: {
- const GLClientState::VertexAttribState *state = getState(GLClientState::WEIGHT_LOCATION);
- *ptr = state->bufferObject;
- isClientStateParam = true;
- break;
- }
- case GL_ARRAY_BUFFER_BINDING: {
- int buffer = getBuffer(GL_ARRAY_BUFFER);
- *ptr = buffer;
- isClientStateParam = true;
- break;
- }
- case GL_ELEMENT_ARRAY_BUFFER_BINDING: {
- int buffer = getBuffer(GL_ELEMENT_ARRAY_BUFFER);
- *ptr = buffer;
- isClientStateParam = true;
- break;
- }
- }
- return isClientStateParam;
- }
-
-};
-#endif
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