Cross Reference: /external/mesa3d/src/mesa/main/accum.c

Lines Matching refs:ctx
42    GET_CURRENT_CONTEXT(ctx);
49    if (TEST_EQ_4V(tmp, ctx->Accum.ClearColor))
52    COPY_4FV( ctx->Accum.ClearColor, tmp );
59    GET_CURRENT_CONTEXT(ctx);
60    FLUSH_VERTICES(ctx, 0);
71       _mesa_error(ctx, GL_INVALID_ENUM, "glAccum(op)");
75    if (ctx->DrawBuffer->Visual.haveAccumBuffer == 0) {
76       _mesa_error(ctx, GL_INVALID_OPERATION, "glAccum(no accum buffer)");
80    if (ctx->DrawBuffer != ctx->ReadBuffer) {
84       _mesa_error(ctx, GL_INVALID_OPERATION,
89    if (ctx->NewState)
90       _mesa_update_state(ctx);
92    if (ctx->DrawBuffer->_Status != GL_FRAMEBUFFER_COMPLETE_EXT) {
93       _mesa_error(ctx, GL_INVALID_FRAMEBUFFER_OPERATION_EXT,
98    if (ctx->RasterDiscard)
101    if (ctx->RenderMode == GL_RENDER) {
102       _mesa_accum(ctx, op, value);
113 _mesa_clear_accum_buffer(struct gl_context *ctx)
120    if (!ctx->DrawBuffer)
123    accRb = ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer;
128    x = ctx->DrawBuffer->_Xmin;
129    y = ctx->DrawBuffer->_Ymin;
130    width = ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
131    height = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
133    ctx->Driver.MapRenderbuffer(ctx, accRb, x, y, width, height,
137       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
142       const GLshort clearR = FLOAT_TO_SHORT(ctx->Accum.ClearColor[0]);
143       const GLshort clearG = FLOAT_TO_SHORT(ctx->Accum.ClearColor[1]);
144       const GLshort clearB = FLOAT_TO_SHORT(ctx->Accum.ClearColor[2]);
145       const GLshort clearA = FLOAT_TO_SHORT(ctx->Accum.ClearColor[3]);
162       _mesa_warning(ctx, "unexpected accum buffer type");
165    ctx->Driver.UnmapRenderbuffer(ctx, accRb);
176 accum_scale_or_bias(struct gl_context *ctx, GLfloat value,
181       ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer;
187    ctx->Driver.MapRenderbuffer(ctx, accRb, xpos, ypos, width, height,
192       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
223    ctx->Driver.UnmapRenderbuffer(ctx, accRb);
234 accum_or_load(struct gl_context *ctx, GLfloat value,
239       ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer;
240    struct gl_renderbuffer *colorRb = ctx->ReadBuffer->_ColorReadBuffer;
257    ctx->Driver.MapRenderbuffer(ctx, accRb, xpos, ypos, width, height,
260       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
265    ctx->Driver.MapRenderbuffer(ctx, colorRb, xpos, ypos, width, height,
269       ctx->Driver.UnmapRenderbuffer(ctx, accRb);
270       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
312          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
319    ctx->Driver.UnmapRenderbuffer(ctx, accRb);
320    ctx->Driver.UnmapRenderbuffer(ctx, colorRb);
328 accum_return(struct gl_context *ctx, GLfloat value,
331    struct gl_framebuffer *fb = ctx->DrawBuffer;
338    ctx->Driver.MapRenderbuffer(ctx, accRb, xpos, ypos, width, height,
342       _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
349       const GLboolean masking = (!ctx->Color.ColorMask[buffer][RCOMP] ||
350                                  !ctx->Color.ColorMask[buffer][GCOMP] ||
351                                  !ctx->Color.ColorMask[buffer][BCOMP] ||
352                                  !ctx->Color.ColorMask[buffer][ACOMP]);
359       ctx->Driver.MapRenderbuffer(ctx, colorRb, xpos, ypos, width, height,
362          _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
391                   if (ctx->Color.ColorMask[buffer][RCOMP] == 0) {
395                   if (ctx->Color.ColorMask[buffer][GCOMP] == 0) {
399                   if (ctx->Color.ColorMask[buffer][BCOMP] == 0) {
403                   if (ctx->Color.ColorMask[buffer][ACOMP] == 0) {
417             _mesa_error(ctx, GL_OUT_OF_MEMORY, "glAccum");
426       ctx->Driver.UnmapRenderbuffer(ctx, colorRb);
429    ctx->Driver.UnmapRenderbuffer(ctx, accRb);
440 _mesa_accum(struct gl_context *ctx, GLenum op, GLfloat value)
444    if (!ctx->DrawBuffer->Attachment[BUFFER_ACCUM].Renderbuffer) {
445       _mesa_warning(ctx, "Calling glAccum() without an accumulation buffer");
449    if (!_mesa_check_conditional_render(ctx))
452    xpos = ctx->DrawBuffer->_Xmin;
453    ypos = ctx->DrawBuffer->_Ymin;
454    width =  ctx->DrawBuffer->_Xmax - ctx->DrawBuffer->_Xmin;
455    height = ctx->DrawBuffer->_Ymax - ctx->DrawBuffer->_Ymin;
460          accum_scale_or_bias(ctx, value, xpos, ypos, width, height, GL_TRUE);
465          accum_scale_or_bias(ctx, value, xpos, ypos, width, height, GL_FALSE);
470          accum_or_load(ctx, value, xpos, ypos, width, height, GL_FALSE);
474       accum_or_load(ctx, value, xpos, ypos, width, height, GL_TRUE);
477       accum_return(ctx, value, xpos, ypos, width, height);
480       _mesa_problem(ctx, "invalid mode in _mesa_accum()");
487 _mesa_init_accum( struct gl_context *ctx )
490    ASSIGN_4V( ctx->Accum.ClearColor, 0.0, 0.0, 0.0, 0.0 );