2 * Copyright (C) 2009 Chia-I Wu <olv@0xlab.org>
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
24 #include "main/drawtex.h"
25 #include "main/state.h"
26 #include "main/imports.h"
27 #include "main/mfeatures.h"
28 #include "main/mtypes.h"
31 #if FEATURE_OES_draw_texture
35 draw_texture(struct gl_context
*ctx
, GLfloat x
, GLfloat y
, GLfloat z
,
36 GLfloat width
, GLfloat height
)
38 if (!ctx
->Extensions
.OES_draw_texture
) {
39 _mesa_error(ctx
, GL_INVALID_OPERATION
,
40 "glDrawTex(unsupported)");
43 if (width
<= 0.0f
|| height
<= 0.0f
) {
44 _mesa_error(ctx
, GL_INVALID_VALUE
, "glDrawTex(width or height <= 0)");
48 _mesa_set_vp_override(ctx
, GL_TRUE
);
51 _mesa_update_state(ctx
);
53 ASSERT(ctx
->Driver
.DrawTex
);
54 ctx
->Driver
.DrawTex(ctx
, x
, y
, z
, width
, height
);
56 _mesa_set_vp_override(ctx
, GL_FALSE
);
61 _mesa_DrawTexf(GLfloat x
, GLfloat y
, GLfloat z
, GLfloat width
, GLfloat height
)
63 GET_CURRENT_CONTEXT(ctx
);
64 draw_texture(ctx
, x
, y
, z
, width
, height
);
69 _mesa_DrawTexfv(const GLfloat
*coords
)
71 GET_CURRENT_CONTEXT(ctx
);
72 draw_texture(ctx
, coords
[0], coords
[1], coords
[2], coords
[3], coords
[4]);
77 _mesa_DrawTexi(GLint x
, GLint y
, GLint z
, GLint width
, GLint height
)
79 GET_CURRENT_CONTEXT(ctx
);
80 draw_texture(ctx
, (GLfloat
) x
, (GLfloat
) y
, (GLfloat
) z
,
81 (GLfloat
) width
, (GLfloat
) height
);
86 _mesa_DrawTexiv(const GLint
*coords
)
88 GET_CURRENT_CONTEXT(ctx
);
89 draw_texture(ctx
, (GLfloat
) coords
[0], (GLfloat
) coords
[1],
90 (GLfloat
) coords
[2], (GLfloat
) coords
[3], (GLfloat
) coords
[4]);
95 _mesa_DrawTexs(GLshort x
, GLshort y
, GLshort z
, GLshort width
, GLshort height
)
97 GET_CURRENT_CONTEXT(ctx
);
98 draw_texture(ctx
, (GLfloat
) x
, (GLfloat
) y
, (GLfloat
) z
,
99 (GLfloat
) width
, (GLfloat
) height
);
104 _mesa_DrawTexsv(const GLshort
*coords
)
106 GET_CURRENT_CONTEXT(ctx
);
107 draw_texture(ctx
, (GLfloat
) coords
[0], (GLfloat
) coords
[1],
108 (GLfloat
) coords
[2], (GLfloat
) coords
[3], (GLfloat
) coords
[4]);
113 _mesa_DrawTexx(GLfixed x
, GLfixed y
, GLfixed z
, GLfixed width
, GLfixed height
)
115 GET_CURRENT_CONTEXT(ctx
);
117 (GLfloat
) x
/ 65536.0f
,
118 (GLfloat
) y
/ 65536.0f
,
119 (GLfloat
) z
/ 65536.0f
,
120 (GLfloat
) width
/ 65536.0f
,
121 (GLfloat
) height
/ 65536.0f
);
126 _mesa_DrawTexxv(const GLfixed
*coords
)
128 GET_CURRENT_CONTEXT(ctx
);
130 (GLfloat
) coords
[0] / 65536.0f
,
131 (GLfloat
) coords
[1] / 65536.0f
,
132 (GLfloat
) coords
[2] / 65536.0f
,
133 (GLfloat
) coords
[3] / 65536.0f
,
134 (GLfloat
) coords
[4] / 65536.0f
);
137 #endif /* FEATURE_OES_draw_texture */