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authorBrian Paul <[email protected]>2009-03-07 12:33:11 -0700
committerBrian Paul <[email protected]>2009-03-07 12:33:11 -0700
commit2c3785159574e6c8640b6af3ce2ef561d095f324 (patch)
treeeefb8c30fdfe8c8414733de58cae4f25071bdf16 /src/mesa
parent4de5abee3938ee1d186629a70b04a98a74f50c97 (diff)
mesa: move glViewport and glDepthRange functions into new viewport.c file
A bit of refactoring with an eye toward ES2 and GL 3.1
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/SConscript1
-rw-r--r--src/mesa/drivers/dri/s3v/s3v_xmesa.c3
-rw-r--r--src/mesa/drivers/dri/trident/trident_context.c1
-rw-r--r--src/mesa/main/api_exec.c1
-rw-r--r--src/mesa/main/attrib.c1
-rw-r--r--src/mesa/main/context.c1
-rw-r--r--src/mesa/main/matrix.c156
-rw-r--r--src/mesa/main/matrix.h25
-rw-r--r--src/mesa/main/state.c1
-rw-r--r--src/mesa/main/viewport.c176
-rw-r--r--src/mesa/main/viewport.h52
-rw-r--r--src/mesa/sources.mak1
-rw-r--r--src/mesa/state_tracker/st_context.c1
-rw-r--r--src/mesa/state_tracker/st_framebuffer.c1
14 files changed, 245 insertions, 176 deletions
diff --git a/src/mesa/SConscript b/src/mesa/SConscript
index 2e0168e0bc7..691ddcb18f6 100644
--- a/src/mesa/SConscript
+++ b/src/mesa/SConscript
@@ -97,6 +97,7 @@ if env['platform'] != 'winddk':
'main/texstate.c',
'main/texstore.c',
'main/varray.c',
+ 'main/viewport.c',
'main/vtxfmt.c',
]
diff --git a/src/mesa/drivers/dri/s3v/s3v_xmesa.c b/src/mesa/drivers/dri/s3v/s3v_xmesa.c
index 9639f088b72..85f14817696 100644
--- a/src/mesa/drivers/dri/s3v/s3v_xmesa.c
+++ b/src/mesa/drivers/dri/s3v/s3v_xmesa.c
@@ -4,11 +4,12 @@
#include "s3v_context.h"
#include "s3v_vb.h"
+#include "s3v_dri.h"
#include "main/context.h"
#include "main/matrix.h"
-#include "s3v_dri.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
+#include "main/viewport.h"
#include "swrast/swrast.h"
#include "swrast_setup/swrast_setup.h"
diff --git a/src/mesa/drivers/dri/trident/trident_context.c b/src/mesa/drivers/dri/trident/trident_context.c
index df558c1bebc..b5126b07ea6 100644
--- a/src/mesa/drivers/dri/trident/trident_context.c
+++ b/src/mesa/drivers/dri/trident/trident_context.c
@@ -41,6 +41,7 @@
#include "main/extensions.h"
#include "main/framebuffer.h"
#include "main/renderbuffer.h"
+#include "main/viewport.h"
#if defined(USE_X86_ASM)
#include "x86/common_x86_asm.h"
#endif
diff --git a/src/mesa/main/api_exec.c b/src/mesa/main/api_exec.c
index c2c29c4f3dd..e0715817add 100644
--- a/src/mesa/main/api_exec.c
+++ b/src/mesa/main/api_exec.c
@@ -116,6 +116,7 @@
#include "texstate.h"
#include "mtypes.h"
#include "varray.h"
+#include "viewport.h"
#if FEATURE_NV_vertex_program
#include "shader/nvprogram.h"
#endif
diff --git a/src/mesa/main/attrib.c b/src/mesa/main/attrib.c
index de279177091..1d2c4604884 100644
--- a/src/mesa/main/attrib.c
+++ b/src/mesa/main/attrib.c
@@ -55,6 +55,7 @@
#include "texparam.h"
#include "texstate.h"
#include "varray.h"
+#include "viewport.h"
#include "mtypes.h"
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index 05b19a43500..a27aaf021cd 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -143,6 +143,7 @@
#include "mtypes.h"
#include "varray.h"
#include "version.h"
+#include "viewport.h"
#include "vtxfmt.h"
#include "glapi/glthread.h"
#include "glapi/glapioffsets.h"
diff --git a/src/mesa/main/matrix.c b/src/mesa/main/matrix.c
index 90d142278d1..aebf48134fd 100644
--- a/src/mesa/main/matrix.c
+++ b/src/mesa/main/matrix.c
@@ -1,8 +1,9 @@
/*
* Mesa 3-D graphics library
- * Version: 6.5.3
+ * Version: 7.5
*
- * Copyright (C) 1999-2007 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. 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"),
@@ -535,120 +536,6 @@ _mesa_MultTransposeMatrixdARB( const GLdouble *m )
}
#endif
-/**
- * Set the viewport.
- *
- * \param x, y coordinates of the lower-left corner of the viewport rectangle.
- * \param width width of the viewport rectangle.
- * \param height height of the viewport rectangle.
- *
- * \sa Called via glViewport() or display list execution.
- *
- * Flushes the vertices and calls _mesa_set_viewport() with the given
- * parameters.
- */
-void GLAPIENTRY
-_mesa_Viewport( GLint x, GLint y, GLsizei width, GLsizei height )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
- _mesa_set_viewport(ctx, x, y, width, height);
-}
-
-
-/**
- * Set new viewport parameters and update derived state (the _WindowMap
- * matrix). Usually called from _mesa_Viewport().
- *
- * \param ctx GL context.
- * \param x, y coordinates of the lower left corner of the viewport rectangle.
- * \param width width of the viewport rectangle.
- * \param height height of the viewport rectangle.
- */
-void
-_mesa_set_viewport( GLcontext *ctx, GLint x, GLint y,
- GLsizei width, GLsizei height )
-{
- if (MESA_VERBOSE & VERBOSE_API)
- _mesa_debug(ctx, "glViewport %d %d %d %d\n", x, y, width, height);
-
- if (width < 0 || height < 0) {
- _mesa_error( ctx, GL_INVALID_VALUE,
- "glViewport(%d, %d, %d, %d)", x, y, width, height );
- return;
- }
-
- /* clamp width and height to the implementation dependent range */
- width = CLAMP(width, 1, (GLsizei) ctx->Const.MaxViewportWidth);
- height = CLAMP(height, 1, (GLsizei) ctx->Const.MaxViewportHeight);
-
- ctx->Viewport.X = x;
- ctx->Viewport.Width = width;
- ctx->Viewport.Y = y;
- ctx->Viewport.Height = height;
- ctx->NewState |= _NEW_VIEWPORT;
-
-#if 1
- /* XXX remove this someday. Currently the DRI drivers rely on
- * the WindowMap matrix being up to date in the driver's Viewport
- * and DepthRange functions.
- */
- _math_matrix_viewport(&ctx->Viewport._WindowMap,
- ctx->Viewport.X, ctx->Viewport.Y,
- ctx->Viewport.Width, ctx->Viewport.Height,
- ctx->Viewport.Near, ctx->Viewport.Far,
- ctx->DrawBuffer->_DepthMaxF);
-#endif
-
- if (ctx->Driver.Viewport) {
- /* Many drivers will use this call to check for window size changes
- * and reallocate the z/stencil/accum/etc buffers if needed.
- */
- (*ctx->Driver.Viewport)( ctx, x, y, width, height );
- }
-}
-
-
-#if _HAVE_FULL_GL
-/**
- * Called by glDepthRange
- *
- * \param nearval specifies the Z buffer value which should correspond to
- * the near clip plane
- * \param farval specifies the Z buffer value which should correspond to
- * the far clip plane
- */
-void GLAPIENTRY
-_mesa_DepthRange( GLclampd nearval, GLclampd farval )
-{
- GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
-
- if (MESA_VERBOSE&VERBOSE_API)
- _mesa_debug(ctx, "glDepthRange %f %f\n", nearval, farval);
-
- ctx->Viewport.Near = (GLfloat) CLAMP( nearval, 0.0, 1.0 );
- ctx->Viewport.Far = (GLfloat) CLAMP( farval, 0.0, 1.0 );
- ctx->NewState |= _NEW_VIEWPORT;
-
-#if 1
- /* XXX remove this someday. Currently the DRI drivers rely on
- * the WindowMap matrix being up to date in the driver's Viewport
- * and DepthRange functions.
- */
- _math_matrix_viewport(&ctx->Viewport._WindowMap,
- ctx->Viewport.X, ctx->Viewport.Y,
- ctx->Viewport.Width, ctx->Viewport.Height,
- ctx->Viewport.Near, ctx->Viewport.Far,
- ctx->DrawBuffer->_DepthMaxF);
-#endif
-
- if (ctx->Driver.DepthRange) {
- (*ctx->Driver.DepthRange)( ctx, nearval, farval );
- }
-}
-#endif
-
/**********************************************************************/
@@ -892,41 +779,4 @@ void _mesa_init_transform( GLcontext *ctx )
}
-/**
- * Initialize the context viewport attribute group.
- *
- * \param ctx GL context.
- *
- * \todo Move this to a new file with other 'viewport' routines.
- */
-void _mesa_init_viewport( GLcontext *ctx )
-{
- GLfloat depthMax = 65535.0F; /* sorf of arbitrary */
-
- /* Viewport group */
- ctx->Viewport.X = 0;
- ctx->Viewport.Y = 0;
- ctx->Viewport.Width = 0;
- ctx->Viewport.Height = 0;
- ctx->Viewport.Near = 0.0;
- ctx->Viewport.Far = 1.0;
- _math_matrix_ctr(&ctx->Viewport._WindowMap);
-
- _math_matrix_viewport(&ctx->Viewport._WindowMap, 0, 0, 0, 0,
- 0.0F, 1.0F, depthMax);
-}
-
-
-/**
- * Free the context viewport attribute group data.
- *
- * \param ctx GL context.
- *
- * \todo Move this to a new file with other 'viewport' routines.
- */
-void _mesa_free_viewport_data( GLcontext *ctx )
-{
- _math_matrix_dtr(&ctx->Viewport._WindowMap);
-}
-
/*@}*/
diff --git a/src/mesa/main/matrix.h b/src/mesa/main/matrix.h
index 38769867a75..a53d1045c7d 100644
--- a/src/mesa/main/matrix.h
+++ b/src/mesa/main/matrix.h
@@ -1,13 +1,9 @@
-/**
- * \file matrix.h
- * Matrix operations.
- */
-
/*
* Mesa 3-D graphics library
- * Version: 3.5
+ * Version: 7.5
*
- * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. 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"),
@@ -99,15 +95,6 @@ _mesa_MultTransposeMatrixfARB( const GLfloat *m );
extern void GLAPIENTRY
_mesa_MultTransposeMatrixdARB( const GLdouble *m );
-extern void GLAPIENTRY
-_mesa_Viewport( GLint x, GLint y, GLsizei width, GLsizei height );
-
-extern void
-_mesa_set_viewport( GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height );
-
-extern void GLAPIENTRY
-_mesa_DepthRange( GLclampd nearval, GLclampd farval );
-
extern void
_mesa_init_matrix( GLcontext * ctx );
@@ -115,16 +102,10 @@ _mesa_init_matrix( GLcontext * ctx );
extern void
_mesa_init_transform( GLcontext *ctx );
-extern void
-_mesa_init_viewport( GLcontext *ctx );
-
extern void
_mesa_free_matrix_data( GLcontext *ctx );
extern void
-_mesa_free_viewport_data( GLcontext *ctx );
-
-extern void
_mesa_update_modelview_project( GLcontext *ctx, GLuint newstate );
diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c
index 9d03ee744df..cc37d636369 100644
--- a/src/mesa/main/state.c
+++ b/src/mesa/main/state.c
@@ -49,6 +49,7 @@
#include "texenvprogram.h"
#include "texobj.h"
#include "texstate.h"
+#include "viewport.h"
static void
diff --git a/src/mesa/main/viewport.c b/src/mesa/main/viewport.c
new file mode 100644
index 00000000000..ead856d32c3
--- /dev/null
+++ b/src/mesa/main/viewport.c
@@ -0,0 +1,176 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.5
+ *
+ * Copyright (C) 2009 VMware, Inc. 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.
+ */
+
+
+/**
+ * \file viewport.c
+ * glViewport and glDepthRange functions.
+ */
+
+
+#include "context.h"
+#include "macros.h"
+#include "viewport.h"
+
+
+/**
+ * Set the viewport.
+ * \sa Called via glViewport() or display list execution.
+ *
+ * Flushes the vertices and calls _mesa_set_viewport() with the given
+ * parameters.
+ */
+void GLAPIENTRY
+_mesa_Viewport(GLint x, GLint y, GLsizei width, GLsizei height)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+ _mesa_set_viewport(ctx, x, y, width, height);
+}
+
+
+/**
+ * Set new viewport parameters and update derived state (the _WindowMap
+ * matrix). Usually called from _mesa_Viewport().
+ *
+ * \param ctx GL context.
+ * \param x, y coordinates of the lower left corner of the viewport rectangle.
+ * \param width width of the viewport rectangle.
+ * \param height height of the viewport rectangle.
+ */
+void
+_mesa_set_viewport(GLcontext *ctx, GLint x, GLint y,
+ GLsizei width, GLsizei height)
+{
+ if (MESA_VERBOSE & VERBOSE_API)
+ _mesa_debug(ctx, "glViewport %d %d %d %d\n", x, y, width, height);
+
+ if (width < 0 || height < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glViewport(%d, %d, %d, %d)", x, y, width, height);
+ return;
+ }
+
+ /* clamp width and height to the implementation dependent range */
+ width = CLAMP(width, 1, (GLsizei) ctx->Const.MaxViewportWidth);
+ height = CLAMP(height, 1, (GLsizei) ctx->Const.MaxViewportHeight);
+
+ ctx->Viewport.X = x;
+ ctx->Viewport.Width = width;
+ ctx->Viewport.Y = y;
+ ctx->Viewport.Height = height;
+ ctx->NewState |= _NEW_VIEWPORT;
+
+#if 1
+ /* XXX remove this someday. Currently the DRI drivers rely on
+ * the WindowMap matrix being up to date in the driver's Viewport
+ * and DepthRange functions.
+ */
+ _math_matrix_viewport(&ctx->Viewport._WindowMap,
+ ctx->Viewport.X, ctx->Viewport.Y,
+ ctx->Viewport.Width, ctx->Viewport.Height,
+ ctx->Viewport.Near, ctx->Viewport.Far,
+ ctx->DrawBuffer->_DepthMaxF);
+#endif
+
+ if (ctx->Driver.Viewport) {
+ /* Many drivers will use this call to check for window size changes
+ * and reallocate the z/stencil/accum/etc buffers if needed.
+ */
+ ctx->Driver.Viewport(ctx, x, y, width, height);
+ }
+}
+
+
+/**
+ * Called by glDepthRange
+ *
+ * \param nearval specifies the Z buffer value which should correspond to
+ * the near clip plane
+ * \param farval specifies the Z buffer value which should correspond to
+ * the far clip plane
+ */
+void GLAPIENTRY
+_mesa_DepthRange(GLclampd nearval, GLclampd farval)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx);
+
+ if (MESA_VERBOSE&VERBOSE_API)
+ _mesa_debug(ctx, "glDepthRange %f %f\n", nearval, farval);
+
+ ctx->Viewport.Near = (GLfloat) CLAMP(nearval, 0.0, 1.0);
+ ctx->Viewport.Far = (GLfloat) CLAMP(farval, 0.0, 1.0);
+ ctx->NewState |= _NEW_VIEWPORT;
+
+#if 1
+ /* XXX remove this someday. Currently the DRI drivers rely on
+ * the WindowMap matrix being up to date in the driver's Viewport
+ * and DepthRange functions.
+ */
+ _math_matrix_viewport(&ctx->Viewport._WindowMap,
+ ctx->Viewport.X, ctx->Viewport.Y,
+ ctx->Viewport.Width, ctx->Viewport.Height,
+ ctx->Viewport.Near, ctx->Viewport.Far,
+ ctx->DrawBuffer->_DepthMaxF);
+#endif
+
+ if (ctx->Driver.DepthRange) {
+ ctx->Driver.DepthRange(ctx, nearval, farval);
+ }
+}
+
+
+
+/**
+ * Initialize the context viewport attribute group.
+ * \param ctx the GL context.
+ */
+void _mesa_init_viewport(GLcontext *ctx)
+{
+ GLfloat depthMax = 65535.0F; /* sorf of arbitrary */
+
+ /* Viewport group */
+ ctx->Viewport.X = 0;
+ ctx->Viewport.Y = 0;
+ ctx->Viewport.Width = 0;
+ ctx->Viewport.Height = 0;
+ ctx->Viewport.Near = 0.0;
+ ctx->Viewport.Far = 1.0;
+ _math_matrix_ctr(&ctx->Viewport._WindowMap);
+
+ _math_matrix_viewport(&ctx->Viewport._WindowMap, 0, 0, 0, 0,
+ 0.0F, 1.0F, depthMax);
+}
+
+
+/**
+ * Free the context viewport attribute group data.
+ * \param ctx the GL context.
+ */
+void _mesa_free_viewport_data(GLcontext *ctx)
+{
+ _math_matrix_dtr(&ctx->Viewport._WindowMap);
+}
+
diff --git a/src/mesa/main/viewport.h b/src/mesa/main/viewport.h
new file mode 100644
index 00000000000..f08fef27978
--- /dev/null
+++ b/src/mesa/main/viewport.h
@@ -0,0 +1,52 @@
+/*
+ * Mesa 3-D graphics library
+ * Version: 7.5
+ *
+ * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
+ * Copyright (C) 2009 VMware, Inc. 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 VIEWPORT_H
+#define VIEWPORT_H
+
+
+extern void GLAPIENTRY
+_mesa_Viewport(GLint x, GLint y, GLsizei width, GLsizei height);
+
+
+extern void
+_mesa_set_viewport(GLcontext *ctx, GLint x, GLint y,
+ GLsizei width, GLsizei height);
+
+
+extern void GLAPIENTRY
+_mesa_DepthRange(GLclampd nearval, GLclampd farval);
+
+
+extern void
+_mesa_init_viewport(GLcontext *ctx);
+
+
+extern void
+_mesa_free_viewport_data(GLcontext *ctx);
+
+
+#endif
diff --git a/src/mesa/sources.mak b/src/mesa/sources.mak
index 42d950dfcb6..432a5c3c67e 100644
--- a/src/mesa/sources.mak
+++ b/src/mesa/sources.mak
@@ -74,6 +74,7 @@ MAIN_SOURCES = \
main/texstate.c \
main/texstore.c \
main/varray.c \
+ main/viewport.c \
main/vtxfmt.c
GLAPI_SOURCES = \
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 9a17038eaf1..2e1f6d4bcf8 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -31,6 +31,7 @@
#include "main/matrix.h"
#include "main/buffers.h"
#include "main/scissor.h"
+#include "main/viewport.h"
#include "vbo/vbo.h"
#include "shader/shader_api.h"
#include "glapi/glapi.h"
diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c
index ae66c1176ec..06fec20eeec 100644
--- a/src/mesa/state_tracker/st_framebuffer.c
+++ b/src/mesa/state_tracker/st_framebuffer.c
@@ -33,6 +33,7 @@
#include "main/matrix.h"
#include "main/renderbuffer.h"
#include "main/scissor.h"
+#include "main/viewport.h"
#include "st_context.h"
#include "st_cb_fbo.h"
#include "st_public.h"