f4f6422699
Not sure it makes sense to translate only parts of the debugging output and on top of that, those files were not part of POTFILES, so they were not translated anyways.. Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3895>
132 lines
3.9 KiB
C
132 lines
3.9 KiB
C
/*
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* Cogl
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*
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* A Low Level GPU Graphics and Utilities API
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*
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* Copyright (C) 2007,2008,2009,2010 Intel Corporation.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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*/
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#include "config.h"
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#include <string.h>
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#include <math.h>
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#include <stdlib.h>
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#include "cogl/cogl-cpu-caps.h"
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#include "cogl/cogl-debug.h"
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#include "cogl/cogl-graphene.h"
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#include "cogl/cogl-util.h"
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#include "cogl/cogl-context-private.h"
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#include "cogl/cogl-pipeline-private.h"
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#include "cogl/cogl-framebuffer-private.h"
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#include "cogl/cogl-journal-private.h"
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#include "cogl/cogl-bitmap-private.h"
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#include "cogl/cogl-texture-private.h"
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#include "cogl/cogl-texture-driver.h"
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#include "cogl/cogl-attribute-private.h"
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#include "cogl/cogl-framebuffer-private.h"
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#include "cogl/cogl-renderer-private.h"
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#include "cogl/cogl-private.h"
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#include "cogl/cogl-offscreen.h"
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#include "cogl/winsys/cogl-winsys-private.h"
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#include "cogl/cogl-mutter.h"
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gboolean
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_cogl_check_extension (const char *name, char * const *ext)
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{
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while (*ext)
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if (!strcmp (name, *ext))
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return TRUE;
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else
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ext++;
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return FALSE;
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}
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uint32_t
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_cogl_driver_error_quark (void)
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{
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return g_quark_from_static_string ("cogl-driver-error-quark");
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}
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/* Scale from OpenGL normalized device coordinates (ranging from -1 to 1)
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* to Cogl window/framebuffer coordinates (ranging from 0 to buffer-size) with
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* (0,0) being top left. */
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#define VIEWPORT_TRANSFORM_X(x, vp_origin_x, vp_width) \
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( ( ((x) + 1.0f) * ((vp_width) / 2.0f) ) + (vp_origin_x) )
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/* Note: for Y we first flip all coordinates around the X axis while in
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* normalized device coordinates */
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#define VIEWPORT_TRANSFORM_Y(y, vp_origin_y, vp_height) \
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( ( ((-(y)) + 1.0f) * ((vp_height) / 2.0f) ) + (vp_origin_y) )
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/* Transform a homogeneous vertex position from model space to Cogl
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* window coordinates (with 0,0 being top left) */
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void
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_cogl_transform_point (const graphene_matrix_t *matrix_mv,
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const graphene_matrix_t *matrix_p,
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const float *viewport,
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float *x,
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float *y)
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{
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float z = 0;
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float w = 1;
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/* Apply the modelview matrix transform */
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cogl_graphene_matrix_project_point (matrix_mv, x, y, &z, &w);
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/* Apply the projection matrix transform */
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cogl_graphene_matrix_project_point (matrix_p, x, y, &z, &w);
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/* Perform perspective division */
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*x /= w;
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*y /= w;
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/* Apply viewport transform */
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*x = VIEWPORT_TRANSFORM_X (*x, viewport[0], viewport[2]);
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*y = VIEWPORT_TRANSFORM_Y (*y, viewport[1], viewport[3]);
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}
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#undef VIEWPORT_TRANSFORM_X
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#undef VIEWPORT_TRANSFORM_Y
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uint32_t
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_cogl_system_error_quark (void)
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{
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return g_quark_from_static_string ("cogl-system-error-quark");
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}
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void
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cogl_init (void)
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{
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static gboolean initialized = FALSE;
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if (initialized == FALSE)
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{
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_cogl_debug_check_environment ();
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cogl_init_cpu_caps ();
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initialized = TRUE;
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}
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}
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