/*
* Mesa 3-D graphics library
- * Version: 6.5.2
*
* Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL 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.
+ * THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
struct gl_context;
struct gl_display_list;
struct gl_framebuffer;
+struct gl_image_unit;
struct gl_pixelstore_attrib;
struct gl_program;
struct gl_renderbuffer;
*/
void (*UpdateState)( struct gl_context *ctx, GLbitfield new_state );
- /**
- * Get the width and height of the named buffer/window.
- *
- * Mesa uses this to determine when the driver's window size has changed.
- * XXX OBSOLETE: this function will be removed in the future.
- */
- void (*GetBufferSize)( struct gl_framebuffer *buffer,
- GLuint *width, GLuint *height );
-
- /**
- * Resize the given framebuffer to the given size.
- * XXX OBSOLETE: this function will be removed in the future.
- */
- void (*ResizeBuffers)( struct gl_context *ctx, struct gl_framebuffer *fb,
- GLuint width, GLuint height);
-
- /**
- * Called whenever an error is generated.
- * __struct gl_contextRec::ErrorValue contains the error value.
- */
- void (*Error)( struct gl_context *ctx );
-
/**
* This is called whenever glFinish() is called.
*/
/*@{*/
/**
- * Choose actual hardware texture format given the user-provided source
- * image format and type and the desired internal format. In some
- * cases, srcFormat and srcType can be GL_NONE.
+ * Choose actual hardware texture format given the texture target, the
+ * user-provided source image format and type and the desired internal
+ * format. In some cases, srcFormat and srcType can be GL_NONE.
+ * Note: target may be GL_TEXTURE_CUBE_MAP, but never
+ * GL_TEXTURE_CUBE_MAP_[POSITIVE/NEGATIVE]_[XYZ].
* Called by glTexImage(), etc.
*/
- gl_format (*ChooseTextureFormat)( struct gl_context *ctx, GLint internalFormat,
- GLenum srcFormat, GLenum srcType );
+ mesa_format (*ChooseTextureFormat)(struct gl_context *ctx,
+ GLenum target, GLint internalFormat,
+ GLenum srcFormat, GLenum srcType );
/**
- * Called by glTexImage1D(). Simply copy the source texture data into the
- * destination texture memory. The gl_texture_image fields, etc. will be
- * fully initialized.
- * The parameters are the same as glTexImage1D(), plus:
- * \param packing describes how to unpack the source data.
- * \param texImage is the destination texture image.
+ * Determine sample counts support for a particular target and format
+ *
+ * \param ctx GL context
+ * \param target GL target enum
+ * \param internalFormat GL format enum
+ * \param samples Buffer to hold the returned sample counts.
+ * Drivers \b must \b not return more than 16 counts.
+ *
+ * \returns
+ * The number of sample counts actually written to \c samples. If
+ * \c internaFormat is not renderable, zero is returned.
*/
- void (*TexImage1D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLint width, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
+ size_t (*QuerySamplesForFormat)(struct gl_context *ctx,
+ GLenum target,
+ GLenum internalFormat,
+ int samples[16]);
/**
- * Called by glTexImage2D().
- *
- * \sa dd_function_table::TexImage1D.
- */
- void (*TexImage2D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLint width, GLint height, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
-
- /**
- * Called by glTexImage3D().
- *
- * \sa dd_function_table::TexImage1D.
+ * Called by glTexImage[123]D() and glCopyTexImage[12]D()
+ * Allocate texture memory and copy the user's image to the buffer.
+ * The gl_texture_image fields, etc. will be fully initialized.
+ * The parameters are the same as glTexImage3D(), plus:
+ * \param dims 1, 2, or 3 indicating glTexImage1/2/3D()
+ * \param packing describes how to unpack the source data.
+ * \param texImage is the destination texture image.
*/
- void (*TexImage3D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLint width, GLint height, GLint depth, GLint border,
- GLenum format, GLenum type, const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
+ void (*TexImage)(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_image *texImage,
+ GLenum format, GLenum type, const GLvoid *pixels,
+ const struct gl_pixelstore_attrib *packing);
/**
- * Called by glTexSubImage1D(). Replace a subset of the target texture
- * with new texel data.
- * \sa dd_function_table::TexImage1D.
- */
- void (*TexSubImage1D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLsizei width,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
-
- /**
- * Called by glTexSubImage2D().
- *
- * \sa dd_function_table::TexSubImage1D.
- */
- void (*TexSubImage2D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLsizei height,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
-
- /**
- * Called by glTexSubImage3D().
- *
- * \sa dd_function_table::TexSubImage1D.
+ * Called by glTexSubImage[123]D().
+ * Replace a subset of the target texture with new texel data.
*/
- void (*TexSubImage3D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLsizei width, GLsizei height, GLint depth,
- GLenum format, GLenum type,
- const GLvoid *pixels,
- const struct gl_pixelstore_attrib *packing);
+ void (*TexSubImage)(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLsizei width, GLsizei height, GLint depth,
+ GLenum format, GLenum type,
+ const GLvoid *pixels,
+ const struct gl_pixelstore_attrib *packing);
/**
- * Called by glGetTexImage().
- */
- void (*GetTexImage)( struct gl_context *ctx,
- GLenum format, GLenum type, GLvoid *pixels,
- struct gl_texture_image *texImage );
-
- /**
- * Called by glCopyTexSubImage1D() and glCopyTexImage1D().
+ * Called by glGetTexImage(), glGetTextureSubImage().
*/
- void (*CopyTexSubImage1D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset,
- struct gl_renderbuffer *rb,
- GLint x, GLint y, GLsizei width);
+ void (*GetTexSubImage)(struct gl_context *ctx,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLsizei width, GLsizei height, GLsizei depth,
+ GLenum format, GLenum type, GLvoid *pixels,
+ struct gl_texture_image *texImage);
/**
- * Called by glCopyTexSubImage2D() and glCopyTexImage2D().
+ * Called by glClearTex[Sub]Image
+ *
+ * Clears a rectangular region of the image to a given value. The
+ * clearValue argument is either NULL or points to a single texel to use as
+ * the clear value in the same internal format as the texture image. If it
+ * is NULL then the texture should be cleared to zeroes.
*/
- void (*CopyTexSubImage2D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset,
- struct gl_renderbuffer *rb,
- GLint x, GLint y,
- GLsizei width, GLsizei height);
+ void (*ClearTexSubImage)(struct gl_context *ctx,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLsizei width, GLsizei height, GLsizei depth,
+ const GLvoid *clearValue);
/**
- * Called by glCopyTexSubImage3D() and glCopyTexImage3D().
+ * Called by glCopyTex[Sub]Image[123]D().
+ *
+ * This function should copy a rectangular region in the rb to a single
+ * destination slice, specified by @slice. In the case of 1D array
+ * textures (where one GL call can potentially affect multiple destination
+ * slices), core mesa takes care of calling this function multiple times,
+ * once for each scanline to be copied.
+ */
+ void (*CopyTexSubImage)(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset, GLint slice,
+ struct gl_renderbuffer *rb,
+ GLint x, GLint y,
+ GLsizei width, GLsizei height);
+ /**
+ * Called by glCopyImageSubData().
+ *
+ * This function should copy one 2-D slice from src_teximage or
+ * src_renderbuffer to dst_teximage or dst_renderbuffer. Either the
+ * teximage or renderbuffer pointer will be non-null to indicate which
+ * is the real src/dst.
+ *
+ * If one of the textures is 3-D or is a 1-D or 2-D array
+ * texture, this function will be called multiple times: once for each
+ * slice. If one of the textures is a cube map, this function will be
+ * called once for each face to be copied.
*/
- void (*CopyTexSubImage3D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset, GLint zoffset,
- struct gl_renderbuffer *rb,
- GLint x, GLint y,
- GLsizei width, GLsizei height);
+ void (*CopyImageSubData)(struct gl_context *ctx,
+ struct gl_texture_image *src_teximage,
+ struct gl_renderbuffer *src_renderbuffer,
+ int src_x, int src_y, int src_z,
+ struct gl_texture_image *dst_teximage,
+ struct gl_renderbuffer *dst_renderbuffer,
+ int dst_x, int dst_y, int dst_z,
+ int src_width, int src_height);
/**
* Called by glGenerateMipmap() or when GL_GENERATE_MIPMAP_SGIS is enabled.
+ * Note that if the texture is a cube map, the <target> parameter will
+ * indicate which cube face to generate (GL_POSITIVE/NEGATIVE_X/Y/Z).
+ * texObj->BaseLevel is the level from which to generate the remaining
+ * mipmap levels.
*/
void (*GenerateMipmap)(struct gl_context *ctx, GLenum target,
struct gl_texture_object *texObj);
/**
- * Called by glTexImage[123]D when user specifies a proxy texture
- * target.
- *
- * \return GL_TRUE if the proxy test passes, or GL_FALSE if the test fails.
+ * Called by glTexImage, glCompressedTexImage, glCopyTexImage
+ * and glTexStorage to check if the dimensions of the texture image
+ * are too large.
+ * \param target any GL_PROXY_TEXTURE_x target
+ * \return GL_TRUE if the image is OK, GL_FALSE if too large
*/
GLboolean (*TestProxyTexImage)(struct gl_context *ctx, GLenum target,
- GLint level, GLint internalFormat,
- GLenum format, GLenum type,
+ GLint level, mesa_format format,
GLint width, GLint height,
GLint depth, GLint border);
/*@}*/
/*@{*/
/**
- * Called by glCompressedTexImage1D().
- * The parameters are the same as for glCompressedTexImage1D(), plus a
- * pointer to the destination texure image.
- */
- void (*CompressedTexImage1D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLsizei width, GLint border,
- GLsizei imageSize, const GLvoid *data);
- /**
- * Called by glCompressedTexImage2D().
- *
- * \sa dd_function_table::CompressedTexImage1D.
- */
- void (*CompressedTexImage2D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLsizei width, GLsizei height, GLint border,
- GLsizei imageSize, const GLvoid *data);
-
- /**
- * Called by glCompressedTexImage3D().
- *
- * \sa dd_function_table::CompressedTexImage3D.
+ * Called by glCompressedTexImage[123]D().
*/
- void (*CompressedTexImage3D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint internalFormat,
- GLsizei width, GLsizei height, GLsizei depth,
- GLint border,
- GLsizei imageSize, const GLvoid *data);
+ void (*CompressedTexImage)(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_image *texImage,
+ GLsizei imageSize, const GLvoid *data);
/**
- * Called by glCompressedTexSubImage1D().
+ * Called by glCompressedTexSubImage[123]D().
*/
- void (*CompressedTexSubImage1D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLsizei width,
- GLenum format,
- GLsizei imageSize, const GLvoid *data);
-
- /**
- * Called by glCompressedTexSubImage2D().
- */
- void (*CompressedTexSubImage2D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset,
- GLsizei width, GLint height,
- GLenum format,
- GLsizei imageSize, const GLvoid *data);
-
- /**
- * Called by glCompressedTexSubImage3D().
- */
- void (*CompressedTexSubImage3D)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLint xoffset, GLint yoffset, GLint zoffset,
- GLsizei width, GLint height, GLint depth,
- GLenum format,
- GLsizei imageSize, const GLvoid *data);
+ void (*CompressedTexSubImage)(struct gl_context *ctx, GLuint dims,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset, GLint zoffset,
+ GLsizei width, GLsizei height, GLsizei depth,
+ GLenum format,
+ GLsizei imageSize, const GLvoid *data);
/**
* Called by glGetCompressedTexImage.
*/
- void (*GetCompressedTexImage)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- GLvoid *data);
+ void (*GetCompressedTexSubImage)(struct gl_context *ctx,
+ struct gl_texture_image *texImage,
+ GLint xoffset, GLint yoffset,
+ GLint zoffset, GLsizei width,
+ GLsizei height, GLsizei depth,
+ GLvoid *data);
/*@}*/
/**
/*@{*/
/**
- * Called by glBindTexture().
+ * Called by glBindTexture() and glBindTextures().
*/
- void (*BindTexture)( struct gl_context *ctx, GLenum target,
- struct gl_texture_object *tObj );
+ void (*BindTexture)( struct gl_context *ctx, GLuint texUnit,
+ GLenum target, struct gl_texture_object *tObj );
/**
* Called to allocate a new texture object. Drivers will usually
/** Called to allocate memory for a single texture image */
GLboolean (*AllocTextureImageBuffer)(struct gl_context *ctx,
- struct gl_texture_image *texImage,
- gl_format format, GLsizei width,
- GLsizei height, GLsizei depth);
+ struct gl_texture_image *texImage);
/** Free the memory for a single texture image */
void (*FreeTextureImageBuffer)(struct gl_context *ctx,
* \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
* GL_MAP_INVALIDATE_RANGE_BIT (if writing)
* \param mapOut returns start of mapping of region of interest
- * \param rowStrideOut returns row stride (in bytes)
+ * \param rowStrideOut returns row stride (in bytes). In the case of a
+ * compressed texture, this is the byte stride between one row of blocks
+ * and another.
*/
void (*MapTextureImage)(struct gl_context *ctx,
struct gl_texture_image *texImage,
GLsizei levels, GLsizei width,
GLsizei height, GLsizei depth);
+ /** Called as part of glTextureView to add views to origTexObj */
+ GLboolean (*TextureView)(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ struct gl_texture_object *origTexObj);
+
+ /** Sets the given buffer object as the texture's storage. The given
+ * texture must have target GL_TEXTURE_1D, GL_TEXTURE_2D,
+ * GL_TEXTURE_RECTANGLE, and GL_TEXTURE_2D_ARRAY; have only a single
+ * mipmap level; be immutable; and must not have any assigned storage.
+ * The format and dimensions of the gl_texture_object will already be
+ * initialized.
+ *
+ * This function is used by the meta PBO texture upload path.
+ */
+ bool (*SetTextureStorageForBufferObject)(struct gl_context *ctx,
+ struct gl_texture_object *texObj,
+ struct gl_buffer_object *bufferObj,
+ uint32_t buffer_offset,
+ uint32_t row_stride,
+ bool read_only);
+
/**
* Map a renderbuffer into user space.
* \param mode bitmask of GL_MAP_READ_BIT, GL_MAP_WRITE_BIT and
void (*UnmapRenderbuffer)(struct gl_context *ctx,
struct gl_renderbuffer *rb);
+ /**
+ * Optional driver entrypoint that binds a non-texture renderbuffer's
+ * contents to a texture image.
+ */
+ GLboolean (*BindRenderbufferTexImage)(struct gl_context *ctx,
+ struct gl_renderbuffer *rb,
+ struct gl_texture_image *texImage);
/*@}*/
*/
/*@{*/
/** Bind a vertex/fragment program */
- void (*BindProgram)(struct gl_context *ctx, GLenum target, struct gl_program *prog);
+ void (*BindProgram)(struct gl_context *ctx, GLenum target,
+ struct gl_program *prog);
/** Allocate a new program */
- struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target, GLuint id);
+ struct gl_program * (*NewProgram)(struct gl_context *ctx, GLenum target,
+ GLuint id);
/** Delete a program */
void (*DeleteProgram)(struct gl_context *ctx, struct gl_program *prog);
/**
GLboolean (*ProgramStringNotify)(struct gl_context *ctx, GLenum target,
struct gl_program *prog);
+ /**
+ * Notify driver that the sampler uniforms for the current program have
+ * changed. On some drivers, this may require shader recompiles.
+ */
+ void (*SamplerUniformChange)(struct gl_context *ctx, GLenum target,
+ struct gl_program *prog);
+
/** Query if program can be loaded onto hardware */
GLboolean (*IsProgramNative)(struct gl_context *ctx, GLenum target,
struct gl_program *prog);
* This gives drivers an opportunity to clone the IR and make their
* own transformations on it for the purposes of code generation.
*/
- GLboolean (*LinkShader)(struct gl_context *ctx, struct gl_shader_program *shader);
+ GLboolean (*LinkShader)(struct gl_context *ctx,
+ struct gl_shader_program *shader);
/*@}*/
/**
/** Set the blend color */
void (*BlendColor)(struct gl_context *ctx, const GLfloat color[4]);
/** Set the blend equation */
- void (*BlendEquationSeparate)(struct gl_context *ctx, GLenum modeRGB, GLenum modeA);
+ void (*BlendEquationSeparate)(struct gl_context *ctx,
+ GLenum modeRGB, GLenum modeA);
void (*BlendEquationSeparatei)(struct gl_context *ctx, GLuint buffer,
GLenum modeRGB, GLenum modeA);
/** Specify pixel arithmetic */
void (*BlendFuncSeparatei)(struct gl_context *ctx, GLuint buffer,
GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA);
- /** Specify clear values for the color buffers */
- void (*ClearColor)(struct gl_context *ctx,
- const union gl_color_union color);
/** Specify a plane against which all geometry is clipped */
- void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *equation );
+ void (*ClipPlane)(struct gl_context *ctx, GLenum plane, const GLfloat *eq);
/** Enable and disable writing of frame buffer color components */
void (*ColorMask)(struct gl_context *ctx, GLboolean rmask, GLboolean gmask,
GLboolean bmask, GLboolean amask );
/** Enable or disable writing into the depth buffer */
void (*DepthMask)(struct gl_context *ctx, GLboolean flag);
/** Specify mapping of depth values from NDC to window coordinates */
- void (*DepthRange)(struct gl_context *ctx, GLclampd nearval, GLclampd farval);
+ void (*DepthRange)(struct gl_context *ctx);
/** Specify the current buffer for writing */
void (*DrawBuffer)( struct gl_context *ctx, GLenum buffer );
/** Specify the buffers for writing for fragment programs*/
- void (*DrawBuffers)( struct gl_context *ctx, GLsizei n, const GLenum *buffers );
+ void (*DrawBuffers)(struct gl_context *ctx, GLsizei n, const GLenum *buffers);
/** Enable or disable server-side gl capabilities */
void (*Enable)(struct gl_context *ctx, GLenum cap, GLboolean state);
/** Specify fog parameters */
void (*Lightfv)(struct gl_context *ctx, GLenum light,
GLenum pname, const GLfloat *params );
/** Set the lighting model parameters */
- void (*LightModelfv)(struct gl_context *ctx, GLenum pname, const GLfloat *params);
+ void (*LightModelfv)(struct gl_context *ctx, GLenum pname,
+ const GLfloat *params);
/** Specify the line stipple pattern */
void (*LineStipple)(struct gl_context *ctx, GLint factor, GLushort pattern );
/** Specify the width of rasterized lines */
/** Select a polygon rasterization mode */
void (*PolygonMode)(struct gl_context *ctx, GLenum face, GLenum mode);
/** Set the scale and units used to calculate depth values */
- void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units);
+ void (*PolygonOffset)(struct gl_context *ctx, GLfloat factor, GLfloat units, GLfloat clamp);
/** Set the polygon stippling pattern */
void (*PolygonStipple)(struct gl_context *ctx, const GLubyte *mask );
/* Specifies the current buffer for reading */
/** Set rasterization mode */
void (*RenderMode)(struct gl_context *ctx, GLenum mode );
/** Define the scissor box */
- void (*Scissor)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
+ void (*Scissor)(struct gl_context *ctx);
/** Select flat or smooth shading */
void (*ShadeModel)(struct gl_context *ctx, GLenum mode);
/** OpenGL 2.0 two-sided StencilFunc */
void (*TexEnv)(struct gl_context *ctx, GLenum target, GLenum pname,
const GLfloat *param);
/** Set texture parameters */
- void (*TexParameter)(struct gl_context *ctx, GLenum target,
+ void (*TexParameter)(struct gl_context *ctx,
struct gl_texture_object *texObj,
GLenum pname, const GLfloat *params);
/** Set the viewport */
- void (*Viewport)(struct gl_context *ctx, GLint x, GLint y, GLsizei w, GLsizei h);
+ void (*Viewport)(struct gl_context *ctx);
/*@}*/
* \name Vertex/pixel buffer object functions
*/
/*@{*/
- void (*BindBuffer)( struct gl_context *ctx, GLenum target,
- struct gl_buffer_object *obj );
-
- struct gl_buffer_object * (*NewBufferObject)( struct gl_context *ctx, GLuint buffer,
- GLenum target );
+ struct gl_buffer_object * (*NewBufferObject)(struct gl_context *ctx,
+ GLuint buffer);
void (*DeleteBuffer)( struct gl_context *ctx, struct gl_buffer_object *obj );
- GLboolean (*BufferData)( struct gl_context *ctx, GLenum target, GLsizeiptrARB size,
- const GLvoid *data, GLenum usage,
- struct gl_buffer_object *obj );
+ GLboolean (*BufferData)(struct gl_context *ctx, GLenum target,
+ GLsizeiptrARB size, const GLvoid *data, GLenum usage,
+ GLenum storageFlags, struct gl_buffer_object *obj);
void (*BufferSubData)( struct gl_context *ctx, GLintptrARB offset,
GLsizeiptrARB size, const GLvoid *data,
GLintptrARB offset, GLsizeiptrARB size,
GLvoid *data, struct gl_buffer_object *obj );
+ void (*ClearBufferSubData)( struct gl_context *ctx,
+ GLintptr offset, GLsizeiptr size,
+ const GLvoid *clearValue,
+ GLsizeiptr clearValueSize,
+ struct gl_buffer_object *obj );
+
void (*CopyBufferSubData)( struct gl_context *ctx,
struct gl_buffer_object *src,
struct gl_buffer_object *dst,
GLintptr readOffset, GLintptr writeOffset,
GLsizeiptr size );
- /* May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
+ /* Returns pointer to the start of the mapped range.
+ * May return NULL if MESA_MAP_NOWAIT_BIT is set in access:
*/
void * (*MapBufferRange)( struct gl_context *ctx, GLintptr offset,
GLsizeiptr length, GLbitfield access,
- struct gl_buffer_object *obj);
+ struct gl_buffer_object *obj,
+ gl_map_buffer_index index);
void (*FlushMappedBufferRange)(struct gl_context *ctx,
GLintptr offset, GLsizeiptr length,
- struct gl_buffer_object *obj);
+ struct gl_buffer_object *obj,
+ gl_map_buffer_index index);
GLboolean (*UnmapBuffer)( struct gl_context *ctx,
- struct gl_buffer_object *obj );
+ struct gl_buffer_object *obj,
+ gl_map_buffer_index index);
/*@}*/
/**
*/
/*@{*/
/* variations on ObjectPurgeable */
- GLenum (*BufferObjectPurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
- GLenum (*RenderObjectPurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
- GLenum (*TextureObjectPurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
+ GLenum (*BufferObjectPurgeable)(struct gl_context *ctx,
+ struct gl_buffer_object *obj, GLenum option);
+ GLenum (*RenderObjectPurgeable)(struct gl_context *ctx,
+ struct gl_renderbuffer *obj, GLenum option);
+ GLenum (*TextureObjectPurgeable)(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum option);
/* variations on ObjectUnpurgeable */
- GLenum (*BufferObjectUnpurgeable)( struct gl_context *ctx, struct gl_buffer_object *obj, GLenum option );
- GLenum (*RenderObjectUnpurgeable)( struct gl_context *ctx, struct gl_renderbuffer *obj, GLenum option );
- GLenum (*TextureObjectUnpurgeable)( struct gl_context *ctx, struct gl_texture_object *obj, GLenum option );
+ GLenum (*BufferObjectUnpurgeable)(struct gl_context *ctx,
+ struct gl_buffer_object *obj,
+ GLenum option);
+ GLenum (*RenderObjectUnpurgeable)(struct gl_context *ctx,
+ struct gl_renderbuffer *obj,
+ GLenum option);
+ GLenum (*TextureObjectUnpurgeable)(struct gl_context *ctx,
+ struct gl_texture_object *obj,
+ GLenum option);
/*@}*/
/**
- * \name Functions for GL_EXT_framebuffer_{object,blit}.
+ * \name Functions for GL_EXT_framebuffer_{object,blit,discard}.
*/
/*@{*/
- struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx, GLuint name);
- struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx, GLuint name);
+ struct gl_framebuffer * (*NewFramebuffer)(struct gl_context *ctx,
+ GLuint name);
+ struct gl_renderbuffer * (*NewRenderbuffer)(struct gl_context *ctx,
+ GLuint name);
void (*BindFramebuffer)(struct gl_context *ctx, GLenum target,
struct gl_framebuffer *drawFb,
struct gl_framebuffer *readFb);
struct gl_framebuffer *fb,
struct gl_renderbuffer_attachment *att);
void (*FinishRenderTexture)(struct gl_context *ctx,
- struct gl_renderbuffer_attachment *att);
+ struct gl_renderbuffer *rb);
void (*ValidateFramebuffer)(struct gl_context *ctx,
struct gl_framebuffer *fb);
/*@}*/
void (*BlitFramebuffer)(struct gl_context *ctx,
+ struct gl_framebuffer *readFb,
+ struct gl_framebuffer *drawFb,
GLint srcX0, GLint srcY0, GLint srcX1, GLint srcY1,
GLint dstX0, GLint dstY0, GLint dstX1, GLint dstY1,
GLbitfield mask, GLenum filter);
+ void (*DiscardFramebuffer)(struct gl_context *ctx,
+ GLenum target, GLsizei numAttachments,
+ const GLenum *attachments);
/**
* \name Query objects
struct gl_query_object * (*NewQueryObject)(struct gl_context *ctx, GLuint id);
void (*DeleteQuery)(struct gl_context *ctx, struct gl_query_object *q);
void (*BeginQuery)(struct gl_context *ctx, struct gl_query_object *q);
+ void (*QueryCounter)(struct gl_context *ctx, struct gl_query_object *q);
void (*EndQuery)(struct gl_context *ctx, struct gl_query_object *q);
void (*CheckQuery)(struct gl_context *ctx, struct gl_query_object *q);
void (*WaitQuery)(struct gl_context *ctx, struct gl_query_object *q);
/*@}*/
+ /**
+ * \name Performance monitors
+ */
+ /*@{*/
+ struct gl_perf_monitor_object * (*NewPerfMonitor)(struct gl_context *ctx);
+ void (*DeletePerfMonitor)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m);
+ GLboolean (*BeginPerfMonitor)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m);
+
+ /** Stop an active performance monitor, discarding results. */
+ void (*ResetPerfMonitor)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m);
+ void (*EndPerfMonitor)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m);
+ GLboolean (*IsPerfMonitorResultAvailable)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m);
+ void (*GetPerfMonitorResult)(struct gl_context *ctx,
+ struct gl_perf_monitor_object *m,
+ GLsizei dataSize,
+ GLuint *data,
+ GLint *bytesWritten);
+ /*@}*/
+
/**
* \name Vertex Array objects
*/
/*@{*/
- struct gl_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
- void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
- void (*BindArrayObject)(struct gl_context *ctx, struct gl_array_object *obj);
+ struct gl_vertex_array_object * (*NewArrayObject)(struct gl_context *ctx, GLuint id);
+ void (*DeleteArrayObject)(struct gl_context *ctx, struct gl_vertex_array_object *);
+ void (*BindArrayObject)(struct gl_context *ctx, struct gl_vertex_array_object *);
/*@}*/
/**
* \name GLSL-related functions (ARB extensions and OpenGL 2.x)
*/
/*@{*/
- struct gl_shader *(*NewShader)(struct gl_context *ctx, GLuint name, GLenum type);
- void (*DeleteShader)(struct gl_context *ctx, struct gl_shader *shader);
- struct gl_shader_program *(*NewShaderProgram)(struct gl_context *ctx, GLuint name);
- void (*DeleteShaderProgram)(struct gl_context *ctx,
- struct gl_shader_program *shProg);
+ struct gl_shader *(*NewShader)(struct gl_context *ctx,
+ GLuint name, GLenum type);
void (*UseProgram)(struct gl_context *ctx, struct gl_shader_program *shProg);
/*@}*/
GLuint CurrentExecPrimitive;
/**
- * Current state of an in-progress compilation.
- *
- * May take on any of the additional values PRIM_OUTSIDE_BEGIN_END,
- * PRIM_INSIDE_UNKNOWN_PRIM or PRIM_UNKNOWN defined above.
+ * Current glBegin state of an in-progress compilation. May be
+ * GL_POINTS, GL_TRIANGLE_STRIP, etc. or PRIM_OUTSIDE_BEGIN_END
+ * or PRIM_UNKNOWN.
*/
GLuint CurrentSavePrimitive;
#define FLUSH_UPDATE_CURRENT 0x2
/**
* Set by the driver-supplied T&L engine whenever vertices are buffered
- * between glBegin()/glEnd() objects or __struct gl_contextRec::Current is not
- * updated.
+ * between glBegin()/glEnd() objects or __struct gl_contextRec::Current
+ * is not updated. A bitmask of the FLUSH_x values above.
*
* The dd_function_table::FlushVertices call below may be used to resolve
* these conditions.
*/
- GLuint NeedFlush;
- GLuint SaveNeedFlush;
+ GLbitfield NeedFlush;
+ /** Need to call SaveFlushVertices() upon state change? */
+ GLboolean SaveNeedFlush;
/* Called prior to any of the GLvertexformat functions being
* called. Paired with Driver.FlushVertices().
void (*BeginVertices)( struct gl_context *ctx );
/**
- * If inside glBegin()/glEnd(), it should ASSERT(0). Otherwise, if
+ * If inside glBegin()/glEnd(), it should assert(0). Otherwise, if
* FLUSH_STORED_VERTICES bit in \p flags is set flushes any buffered
* vertices, if FLUSH_UPDATE_CURRENT bit is set updates
* __struct gl_contextRec::Current and gl_light_attrib::Material
void (*FlushVertices)( struct gl_context *ctx, GLuint flags );
void (*SaveFlushVertices)( struct gl_context *ctx );
- /**
- * \brief Hook for drivers to prepare for a glBegin/glEnd block
- *
- * This hook is called in vbo_exec_Begin() before any action, including
- * state updates, occurs.
- */
- void (*PrepareExecBegin)( struct gl_context *ctx );
-
/**
* Give the driver the opportunity to hook in its own vtxfmt for
* compiling optimized display lists. This is called on each valid
*/
/*@{*/
struct gl_sync_object * (*NewSyncObject)(struct gl_context *, GLenum);
- void (*FenceSync)(struct gl_context *, struct gl_sync_object *, GLenum, GLbitfield);
+ void (*FenceSync)(struct gl_context *, struct gl_sync_object *,
+ GLenum, GLbitfield);
void (*DeleteSyncObject)(struct gl_context *, struct gl_sync_object *);
void (*CheckSync)(struct gl_context *, struct gl_sync_object *);
void (*ClientWaitSync)(struct gl_context *, struct gl_sync_object *,
/*@}*/
/** GL_NV_conditional_render */
- void (*BeginConditionalRender)(struct gl_context *ctx, struct gl_query_object *q,
+ void (*BeginConditionalRender)(struct gl_context *ctx,
+ struct gl_query_object *q,
GLenum mode);
- void (*EndConditionalRender)(struct gl_context *ctx, struct gl_query_object *q);
+ void (*EndConditionalRender)(struct gl_context *ctx,
+ struct gl_query_object *q);
/**
* \name GL_OES_draw_texture interface
void (*ResumeTransformFeedback)(struct gl_context *ctx,
struct gl_transform_feedback_object *obj);
+ /**
+ * Return the number of vertices written to a stream during the last
+ * Begin/EndTransformFeedback block.
+ */
+ GLsizei (*GetTransformFeedbackVertexCount)(struct gl_context *ctx,
+ struct gl_transform_feedback_object *obj,
+ GLuint stream);
+
/**
* \name GL_NV_texture_barrier interface
*/
GLuint name);
void (*DeleteSamplerObject)(struct gl_context *ctx,
struct gl_sampler_object *samp);
+
+ /**
+ * \name Return a timestamp in nanoseconds as defined by GL_ARB_timer_query.
+ * This should be equivalent to glGetInteger64v(GL_TIMESTAMP);
+ */
+ uint64_t (*GetTimestamp)(struct gl_context *ctx);
+
+ /**
+ * \name GL_ARB_texture_multisample
+ */
+ void (*GetSamplePosition)(struct gl_context *ctx,
+ struct gl_framebuffer *fb,
+ GLuint index,
+ GLfloat *outValue);
+
+ /**
+ * \name NV_vdpau_interop interface
+ */
+ void (*VDPAUMapSurface)(struct gl_context *ctx, GLenum target,
+ GLenum access, GLboolean output,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage,
+ const GLvoid *vdpSurface, GLuint index);
+ void (*VDPAUUnmapSurface)(struct gl_context *ctx, GLenum target,
+ GLenum access, GLboolean output,
+ struct gl_texture_object *texObj,
+ struct gl_texture_image *texImage,
+ const GLvoid *vdpSurface, GLuint index);
+
+ /**
+ * Query reset status for GL_ARB_robustness
+ *
+ * Per \c glGetGraphicsResetStatusARB, this function should return a
+ * non-zero value once after a reset. If a reset is non-atomic, the
+ * non-zero status should be returned for the duration of the reset.
+ */
+ GLenum (*GetGraphicsResetStatus)(struct gl_context *ctx);
+
+ /**
+ * \name GL_ARB_shader_image_load_store interface.
+ */
+ /** @{ */
+ void (*BindImageTexture)(struct gl_context *ctx,
+ struct gl_image_unit *unit,
+ struct gl_texture_object *texObj,
+ GLint level, GLboolean layered, GLint layer,
+ GLenum access, GLenum format);
+
+ void (*MemoryBarrier)(struct gl_context *ctx, GLbitfield barriers);
+ /** @} */
+
+ /**
+ * \name GL_ARB_compute_shader interface
+ */
+ /*@{*/
+ void (*DispatchCompute)(struct gl_context *ctx, const GLuint *num_groups);
+ void (*DispatchComputeIndirect)(struct gl_context *ctx, GLintptr indirect);
+ /*@}*/
};
/**
- * Transform/Clip/Lighting interface
- *
- * Drivers present a reduced set of the functions possible in
- * glBegin()/glEnd() objects. Core mesa provides translation stubs for the
- * remaining functions to map down to these entry points.
+ * Per-vertex functions.
*
- * These are the initial values to be installed into dispatch by
- * mesa. If the T&L driver wants to modify the dispatch table
- * while installed, it must do so itself. It would be possible for
- * the vertexformat to install its own initial values for these
- * functions, but this way there is an obvious list of what is
- * expected of the driver.
+ * These are the functions which can appear between glBegin and glEnd.
+ * Depending on whether we're inside or outside a glBegin/End pair
+ * and whether we're in immediate mode or building a display list, these
+ * functions behave differently. This structure allows us to switch
+ * between those modes more easily.
*
- * If the driver wants to hook in entry points other than those
- * listed, it must restore them to their original values in
- * the disable() callback, below.
+ * Generally, these pointers point to functions in the VBO module.
*/
typedef struct {
- /**
- * \name Vertex
- */
- /*@{*/
void (GLAPIENTRYP ArrayElement)( GLint );
void (GLAPIENTRYP Color3f)( GLfloat, GLfloat, GLfloat );
void (GLAPIENTRYP Color3fv)( const GLfloat * );
void (GLAPIENTRYP Begin)( GLenum );
void (GLAPIENTRYP End)( void );
void (GLAPIENTRYP PrimitiveRestartNV)( void );
- /* GL_NV_vertex_program */
+ /* Originally for GL_NV_vertex_program, now used only dlist.c and friends */
void (GLAPIENTRYP VertexAttrib1fNV)( GLuint index, GLfloat x );
void (GLAPIENTRYP VertexAttrib1fvNV)( GLuint index, const GLfloat *v );
void (GLAPIENTRYP VertexAttrib2fNV)( GLuint index, GLfloat x, GLfloat y );
GLboolean normalized,
const GLuint *value);
- /*@}*/
-
- void (GLAPIENTRYP Rectf)( GLfloat, GLfloat, GLfloat, GLfloat );
+ /* GL_ARB_vertex_attrib_64bit / GL 4.1 */
+ void (GLAPIENTRYP VertexAttribL1d)( GLuint index, GLdouble x);
+ void (GLAPIENTRYP VertexAttribL2d)( GLuint index, GLdouble x, GLdouble y);
+ void (GLAPIENTRYP VertexAttribL3d)( GLuint index, GLdouble x, GLdouble y, GLdouble z);
+ void (GLAPIENTRYP VertexAttribL4d)( GLuint index, GLdouble x, GLdouble y, GLdouble z, GLdouble w);
- /**
- * \name Array
- */
- /*@{*/
- void (GLAPIENTRYP DrawArrays)( GLenum mode, GLint start, GLsizei count );
- void (GLAPIENTRYP DrawElements)( GLenum mode, GLsizei count, GLenum type,
- const GLvoid *indices );
- void (GLAPIENTRYP DrawRangeElements)( GLenum mode, GLuint start,
- GLuint end, GLsizei count,
- GLenum type, const GLvoid *indices );
- void (GLAPIENTRYP MultiDrawElementsEXT)( GLenum mode, const GLsizei *count,
- GLenum type,
- const GLvoid **indices,
- GLsizei primcount);
- void (GLAPIENTRYP DrawElementsBaseVertex)( GLenum mode, GLsizei count,
- GLenum type,
- const GLvoid *indices,
- GLint basevertex );
- void (GLAPIENTRYP DrawRangeElementsBaseVertex)( GLenum mode, GLuint start,
- GLuint end, GLsizei count,
- GLenum type,
- const GLvoid *indices,
- GLint basevertex);
- void (GLAPIENTRYP MultiDrawElementsBaseVertex)( GLenum mode,
- const GLsizei *count,
- GLenum type,
- const GLvoid **indices,
- GLsizei primcount,
- const GLint *basevertex);
- void (GLAPIENTRYP DrawArraysInstanced)(GLenum mode, GLint first,
- GLsizei count, GLsizei primcount);
- void (GLAPIENTRYP DrawElementsInstanced)(GLenum mode, GLsizei count,
- GLenum type, const GLvoid *indices,
- GLsizei primcount);
- void (GLAPIENTRYP DrawElementsInstancedBaseVertex)(GLenum mode, GLsizei count,
- GLenum type, const GLvoid *indices,
- GLsizei primcount, GLint basevertex);
- void (GLAPIENTRYP DrawTransformFeedback)(GLenum mode, GLuint name);
- /*@}*/
- /**
- * \name Eval
- *
- * If you don't support eval, fallback to the default vertex format
- * on receiving an eval call and use the pipeline mechanism to
- * provide partial T&L acceleration.
- *
- * Mesa will provide a set of helper functions to do eval within
- * accelerated vertex formats, eventually...
- */
- /*@{*/
- void (GLAPIENTRYP EvalMesh1)( GLenum mode, GLint i1, GLint i2 );
- void (GLAPIENTRYP EvalMesh2)( GLenum mode, GLint i1, GLint i2, GLint j1, GLint j2 );
- /*@}*/
+ void (GLAPIENTRYP VertexAttribL1dv)( GLuint index, const GLdouble *v);
+ void (GLAPIENTRYP VertexAttribL2dv)( GLuint index, const GLdouble *v);
+ void (GLAPIENTRYP VertexAttribL3dv)( GLuint index, const GLdouble *v);
+ void (GLAPIENTRYP VertexAttribL4dv)( GLuint index, const GLdouble *v);
} GLvertexformat;
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