From 55e341c4c2e5a6f3475a8a3e6389b904f99a6d1a Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Mon, 9 Jun 2008 14:55:24 -0600 Subject: mesa: refactor: move scissor functions into new scissor.c file (cherry picked from commit 4be7296bfcba22a849f949d105ea385e6964cc25) --- src/mesa/main/api_exec.c | 1 + src/mesa/main/attrib.c | 1 + src/mesa/main/buffers.c | 75 ------------------------------------ src/mesa/main/buffers.h | 10 ----- src/mesa/main/context.c | 1 + src/mesa/main/scissor.c | 99 ++++++++++++++++++++++++++++++++++++++++++++++++ src/mesa/main/scissor.h | 46 ++++++++++++++++++++++ src/mesa/main/sources | 2 + src/mesa/sources | 1 + 9 files changed, 151 insertions(+), 85 deletions(-) create mode 100644 src/mesa/main/scissor.c create mode 100644 src/mesa/main/scissor.h (limited to 'src') diff --git a/src/mesa/main/api_exec.c b/src/mesa/main/api_exec.c index e0f081bdbc..a9696a6842 100644 --- a/src/mesa/main/api_exec.c +++ b/src/mesa/main/api_exec.c @@ -79,6 +79,7 @@ #endif #include "rastpos.h" #include "readpix.h" +#include "scissor.h" #include "state.h" #include "stencil.h" #include "teximage.h" diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c index 80ebaf7d38..108532a94d 100644 --- a/src/mesa/main/attrib.c +++ b/src/mesa/main/attrib.c @@ -43,6 +43,7 @@ #include "matrix.h" #include "points.h" #include "polygon.h" +#include "scissor.h" #include "simple_list.h" #include "stencil.h" #include "texobj.h" diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c index a4aa5e9cf4..00f6fb3e64 100644 --- a/src/mesa/main/buffers.c +++ b/src/mesa/main/buffers.c @@ -751,79 +751,6 @@ _mesa_SampleCoverageARB(GLclampf value, GLboolean invert) -/** - * Define the scissor box. - * - * \param x, y coordinates of the scissor box lower-left corner. - * \param width width of the scissor box. - * \param height height of the scissor box. - * - * \sa glScissor(). - * - * Verifies the parameters and updates __GLcontextRec::Scissor. On a - * change flushes the vertices and notifies the driver via - * the dd_function_table::Scissor callback. - */ -void -_mesa_set_scissor(GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height) -{ - if (x == ctx->Scissor.X && - y == ctx->Scissor.Y && - width == ctx->Scissor.Width && - height == ctx->Scissor.Height) - return; - - FLUSH_VERTICES(ctx, _NEW_SCISSOR); - ctx->Scissor.X = x; - ctx->Scissor.Y = y; - ctx->Scissor.Width = width; - ctx->Scissor.Height = height; - - if (ctx->Driver.Scissor) - ctx->Driver.Scissor( ctx, x, y, width, height ); -} - - -void GLAPIENTRY -_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ) -{ - GET_CURRENT_CONTEXT(ctx); - ASSERT_OUTSIDE_BEGIN_END(ctx); - - if (width < 0 || height < 0) { - _mesa_error( ctx, GL_INVALID_VALUE, "glScissor" ); - return; - } - - if (MESA_VERBOSE & VERBOSE_API) - _mesa_debug(ctx, "glScissor %d %d %d %d\n", x, y, width, height); - - _mesa_set_scissor(ctx, x, y, width, height); -} - - - -/**********************************************************************/ -/** \name Initialization */ -/*@{*/ - -/** - * Initialize the context's scissor state. - * \param ctx the GL context. - */ -void -_mesa_init_scissor(GLcontext *ctx) -{ - /* Scissor group */ - ctx->Scissor.Enabled = GL_FALSE; - ctx->Scissor.X = 0; - ctx->Scissor.Y = 0; - ctx->Scissor.Width = 0; - ctx->Scissor.Height = 0; -} - - /** * Initialize the context's multisample state. * \param ctx the GL context. @@ -838,5 +765,3 @@ _mesa_init_multisample(GLcontext *ctx) ctx->Multisample.SampleCoverageValue = 1.0; ctx->Multisample.SampleCoverageInvert = GL_FALSE; } - -/*@}*/ diff --git a/src/mesa/main/buffers.h b/src/mesa/main/buffers.h index 9c0070e00f..0af34757e0 100644 --- a/src/mesa/main/buffers.h +++ b/src/mesa/main/buffers.h @@ -65,22 +65,12 @@ _mesa_ReadBuffer( GLenum mode ); extern void GLAPIENTRY _mesa_ResizeBuffersMESA( void ); -extern void GLAPIENTRY -_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ); - extern void GLAPIENTRY _mesa_SampleCoverageARB(GLclampf value, GLboolean invert); -extern void -_mesa_init_scissor(GLcontext *ctx); - extern void _mesa_init_multisample(GLcontext *ctx); -extern void -_mesa_set_scissor(GLcontext *ctx, - GLint x, GLint y, GLsizei width, GLsizei height); - extern void _mesa_resizebuffers( GLcontext *ctx ); #endif diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c index ef1c417903..a40055075a 100644 --- a/src/mesa/main/context.c +++ b/src/mesa/main/context.c @@ -111,6 +111,7 @@ #include "polygon.h" #include "queryobj.h" #include "rastpos.h" +#include "scissor.h" #include "simple_list.h" #include "state.h" #include "stencil.h" diff --git a/src/mesa/main/scissor.c b/src/mesa/main/scissor.c new file mode 100644 index 0000000000..b5f4cde789 --- /dev/null +++ b/src/mesa/main/scissor.c @@ -0,0 +1,99 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul 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, sublicense, + * 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 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 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. + */ + + +#include "main/glheader.h" +#include "main/context.h" +#include "main/scissor.h" + + +/** + * Called via glScissor + */ +void GLAPIENTRY +_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ) +{ + GET_CURRENT_CONTEXT(ctx); + ASSERT_OUTSIDE_BEGIN_END(ctx); + + if (width < 0 || height < 0) { + _mesa_error( ctx, GL_INVALID_VALUE, "glScissor" ); + return; + } + + if (MESA_VERBOSE & VERBOSE_API) + _mesa_debug(ctx, "glScissor %d %d %d %d\n", x, y, width, height); + + _mesa_set_scissor(ctx, x, y, width, height); +} + + +/** + * Define the scissor box. + * + * \param x, y coordinates of the scissor box lower-left corner. + * \param width width of the scissor box. + * \param height height of the scissor box. + * + * \sa glScissor(). + * + * Verifies the parameters and updates __GLcontextRec::Scissor. On a + * change flushes the vertices and notifies the driver via + * the dd_function_table::Scissor callback. + */ +void +_mesa_set_scissor(GLcontext *ctx, + GLint x, GLint y, GLsizei width, GLsizei height) +{ + if (x == ctx->Scissor.X && + y == ctx->Scissor.Y && + width == ctx->Scissor.Width && + height == ctx->Scissor.Height) + return; + + FLUSH_VERTICES(ctx, _NEW_SCISSOR); + ctx->Scissor.X = x; + ctx->Scissor.Y = y; + ctx->Scissor.Width = width; + ctx->Scissor.Height = height; + + if (ctx->Driver.Scissor) + ctx->Driver.Scissor( ctx, x, y, width, height ); +} + + +/** + * Initialize the context's scissor state. + * \param ctx the GL context. + */ +void +_mesa_init_scissor(GLcontext *ctx) +{ + /* Scissor group */ + ctx->Scissor.Enabled = GL_FALSE; + ctx->Scissor.X = 0; + ctx->Scissor.Y = 0; + ctx->Scissor.Width = 0; + ctx->Scissor.Height = 0; +} diff --git a/src/mesa/main/scissor.h b/src/mesa/main/scissor.h new file mode 100644 index 0000000000..b852a2122d --- /dev/null +++ b/src/mesa/main/scissor.h @@ -0,0 +1,46 @@ +/* + * Mesa 3-D graphics library + * Version: 7.1 + * + * Copyright (C) 1999-2007 Brian Paul 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, sublicense, + * 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 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 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. + */ + + +#ifndef SCISSOR_H +#define SCISSOR_H + + +#include "main/mtypes.h" + + +extern void GLAPIENTRY +_mesa_Scissor( GLint x, GLint y, GLsizei width, GLsizei height ); + + +extern void +_mesa_set_scissor(GLcontext *ctx, + GLint x, GLint y, GLsizei width, GLsizei height); + + +extern void +_mesa_init_scissor(GLcontext *ctx); + + +#endif diff --git a/src/mesa/main/sources b/src/mesa/main/sources index 06f32f2275..60b6b5dc3f 100644 --- a/src/mesa/main/sources +++ b/src/mesa/main/sources @@ -50,6 +50,7 @@ readpix.c \ rastpos.c \ rbadaptors.c \ renderbuffer.c \ +scissor.c \ state.c \ stencil.c \ texcompress.c \ @@ -127,6 +128,7 @@ rbadaptors.h \ readpix.h \ renderbuffer.h \ simple_list.h \ +scissor.h \ state.h \ stencil.h \ texcompress.h \ diff --git a/src/mesa/sources b/src/mesa/sources index 3d7616635d..ee8753365d 100644 --- a/src/mesa/sources +++ b/src/mesa/sources @@ -52,6 +52,7 @@ MAIN_SOURCES = \ main/rbadaptors.c \ main/readpix.c \ main/renderbuffer.c \ + main/scissor.c \ main/shaders.c \ main/state.c \ main/stencil.c \ -- cgit v1.2.3