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/errors.h"
25 #include "main/drawtex.h"
26 #include "main/state.h"
27 #include "util/imports.h"
28 #include "main/mtypes.h"
32 draw_texture(struct gl_context
*ctx
, GLfloat x
, GLfloat y
, GLfloat z
,
33 GLfloat width
, GLfloat height
)
35 if (!ctx
->Extensions
.OES_draw_texture
) {
36 _mesa_error(ctx
, GL_INVALID_OPERATION
,
37 "glDrawTex(unsupported)");
40 if (width
<= 0.0f
|| height
<= 0.0f
) {
41 _mesa_error(ctx
, GL_INVALID_VALUE
, "glDrawTex(width or height <= 0)");
45 _mesa_set_vp_override(ctx
, GL_TRUE
);
48 _mesa_update_state(ctx
);
50 assert(ctx
->Driver
.DrawTex
);
51 ctx
->Driver
.DrawTex(ctx
, x
, y
, z
, width
, height
);
53 _mesa_set_vp_override(ctx
, GL_FALSE
);
58 _mesa_DrawTexfOES(GLfloat x
, GLfloat y
, GLfloat z
, GLfloat width
, GLfloat height
)
60 GET_CURRENT_CONTEXT(ctx
);
61 draw_texture(ctx
, x
, y
, z
, width
, height
);
66 _mesa_DrawTexfvOES(const GLfloat
*coords
)
68 GET_CURRENT_CONTEXT(ctx
);
69 draw_texture(ctx
, coords
[0], coords
[1], coords
[2], coords
[3], coords
[4]);
74 _mesa_DrawTexiOES(GLint x
, GLint y
, GLint z
, GLint width
, GLint height
)
76 GET_CURRENT_CONTEXT(ctx
);
77 draw_texture(ctx
, (GLfloat
) x
, (GLfloat
) y
, (GLfloat
) z
,
78 (GLfloat
) width
, (GLfloat
) height
);
83 _mesa_DrawTexivOES(const GLint
*coords
)
85 GET_CURRENT_CONTEXT(ctx
);
86 draw_texture(ctx
, (GLfloat
) coords
[0], (GLfloat
) coords
[1],
87 (GLfloat
) coords
[2], (GLfloat
) coords
[3], (GLfloat
) coords
[4]);
92 _mesa_DrawTexsOES(GLshort x
, GLshort y
, GLshort z
, GLshort width
, GLshort height
)
94 GET_CURRENT_CONTEXT(ctx
);
95 draw_texture(ctx
, (GLfloat
) x
, (GLfloat
) y
, (GLfloat
) z
,
96 (GLfloat
) width
, (GLfloat
) height
);
101 _mesa_DrawTexsvOES(const GLshort
*coords
)
103 GET_CURRENT_CONTEXT(ctx
);
104 draw_texture(ctx
, (GLfloat
) coords
[0], (GLfloat
) coords
[1],
105 (GLfloat
) coords
[2], (GLfloat
) coords
[3], (GLfloat
) coords
[4]);
110 _mesa_DrawTexx(GLfixed x
, GLfixed y
, GLfixed z
, GLfixed width
, GLfixed height
)
112 GET_CURRENT_CONTEXT(ctx
);
114 (GLfloat
) x
/ 65536.0f
,
115 (GLfloat
) y
/ 65536.0f
,
116 (GLfloat
) z
/ 65536.0f
,
117 (GLfloat
) width
/ 65536.0f
,
118 (GLfloat
) height
/ 65536.0f
);
123 _mesa_DrawTexxv(const GLfixed
*coords
)
125 GET_CURRENT_CONTEXT(ctx
);
127 (GLfloat
) coords
[0] / 65536.0f
,
128 (GLfloat
) coords
[1] / 65536.0f
,
129 (GLfloat
) coords
[2] / 65536.0f
,
130 (GLfloat
) coords
[3] / 65536.0f
,
131 (GLfloat
) coords
[4] / 65536.0f
);