Henri Verbeet : wined3d: Implement WINED3DSIH_ITOF in the GLSL shader backend.
Alexandre Julliard
julliard at winehq.org
Fri Oct 12 11:37:45 CDT 2012
Module: wine
Branch: master
Commit: b7cd93240d139e2140826931dba2ba7d617b782e
URL: http://source.winehq.org/git/wine.git/?a=commit;h=b7cd93240d139e2140826931dba2ba7d617b782e
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Fri Oct 12 13:03:55 2012 +0200
wined3d: Implement WINED3DSIH_ITOF in the GLSL shader backend.
---
dlls/wined3d/glsl_shader.c | 19 ++++++++++++++++++-
1 files changed, 18 insertions(+), 1 deletions(-)
diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index 2ac51b2..dd1c8e0 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -2560,6 +2560,23 @@ static void shader_glsl_to_int(const struct wined3d_shader_instruction *ins)
shader_addline(buffer, "int(%s));\n", src_param.param_str);
}
+static void shader_glsl_to_float(const struct wined3d_shader_instruction *ins)
+{
+ struct wined3d_shader_buffer *buffer = ins->ctx->buffer;
+ struct glsl_src_param src_param;
+ unsigned int mask_size;
+ DWORD write_mask;
+
+ write_mask = shader_glsl_append_dst(buffer, ins);
+ mask_size = shader_glsl_get_write_mask_size(write_mask);
+ shader_glsl_add_src_param(ins, &ins->src[0], write_mask, &src_param);
+
+ if (mask_size > 1)
+ shader_addline(buffer, "vec%u(%s));\n", mask_size, src_param.param_str);
+ else
+ shader_addline(buffer, "float(%s));\n", src_param.param_str);
+}
+
/** Process the RCP (reciprocal or inverse) opcode in GLSL (dst = 1 / src) */
static void shader_glsl_rcp(const struct wined3d_shader_instruction *ins)
{
@@ -5302,7 +5319,7 @@ static const SHADER_HANDLER shader_glsl_instruction_handler_table[WINED3DSIH_TAB
/* WINED3DSIH_IFC */ shader_glsl_ifc,
/* WINED3DSIH_IGE */ shader_glsl_relop,
/* WINED3DSIH_IMUL */ NULL,
- /* WINED3DSIH_ITOF */ NULL,
+ /* WINED3DSIH_ITOF */ shader_glsl_to_float,
/* WINED3DSIH_LABEL */ shader_glsl_label,
/* WINED3DSIH_LD */ NULL,
/* WINED3DSIH_LIT */ shader_glsl_lit,
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