| /* |
| * Copyright (C) 2009 Chia-I Wu <olv@0xlab.org> |
| * |
| * 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 (including the next |
| * paragraph) 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 |
| * THE AUTHORS OR COPYRIGHT HOLDERS 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/drawtex.h" |
| #include "main/state.h" |
| #include "main/imports.h" |
| #include "main/mtypes.h" |
| |
| |
| static void |
| draw_texture(struct gl_context *ctx, GLfloat x, GLfloat y, GLfloat z, |
| GLfloat width, GLfloat height) |
| { |
| if (!ctx->Extensions.OES_draw_texture) { |
| _mesa_error(ctx, GL_INVALID_OPERATION, |
| "glDrawTex(unsupported)"); |
| return; |
| } |
| if (width <= 0.0f || height <= 0.0f) { |
| _mesa_error(ctx, GL_INVALID_VALUE, "glDrawTex(width or height <= 0)"); |
| return; |
| } |
| |
| _mesa_set_vp_override(ctx, GL_TRUE); |
| |
| if (ctx->NewState) |
| _mesa_update_state(ctx); |
| |
| assert(ctx->Driver.DrawTex); |
| ctx->Driver.DrawTex(ctx, x, y, z, width, height); |
| |
| _mesa_set_vp_override(ctx, GL_FALSE); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexfOES(GLfloat x, GLfloat y, GLfloat z, GLfloat width, GLfloat height) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, x, y, z, width, height); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexfvOES(const GLfloat *coords) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, coords[0], coords[1], coords[2], coords[3], coords[4]); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexiOES(GLint x, GLint y, GLint z, GLint width, GLint height) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, (GLfloat) x, (GLfloat) y, (GLfloat) z, |
| (GLfloat) width, (GLfloat) height); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexivOES(const GLint *coords) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, (GLfloat) coords[0], (GLfloat) coords[1], |
| (GLfloat) coords[2], (GLfloat) coords[3], (GLfloat) coords[4]); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexsOES(GLshort x, GLshort y, GLshort z, GLshort width, GLshort height) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, (GLfloat) x, (GLfloat) y, (GLfloat) z, |
| (GLfloat) width, (GLfloat) height); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexsvOES(const GLshort *coords) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, (GLfloat) coords[0], (GLfloat) coords[1], |
| (GLfloat) coords[2], (GLfloat) coords[3], (GLfloat) coords[4]); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexx(GLfixed x, GLfixed y, GLfixed z, GLfixed width, GLfixed height) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, |
| (GLfloat) x / 65536.0f, |
| (GLfloat) y / 65536.0f, |
| (GLfloat) z / 65536.0f, |
| (GLfloat) width / 65536.0f, |
| (GLfloat) height / 65536.0f); |
| } |
| |
| |
| void GLAPIENTRY |
| _mesa_DrawTexxv(const GLfixed *coords) |
| { |
| GET_CURRENT_CONTEXT(ctx); |
| draw_texture(ctx, |
| (GLfloat) coords[0] / 65536.0f, |
| (GLfloat) coords[1] / 65536.0f, |
| (GLfloat) coords[2] / 65536.0f, |
| (GLfloat) coords[3] / 65536.0f, |
| (GLfloat) coords[4] / 65536.0f); |
| } |